3. The microbiological safety cabinet and its use

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3. The microbiological safety cabinet and its use - DayDayNews

3. The microbiological safety cabinet and its use - DayDayNews

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During pruning, according to the principle of "the tree's central axis should be obvious, strong and powerful; the main and secondary are clear, the branches are subordinate; the number of trunk branches is appropriate, the distribution is reasonable, and the arrangement is stagg - DayDayNews

During pruning, according to the principle of "the tree's central axis should be obvious, strong and powerful; the main and secondary are clear, the branches are subordinate; the number of trunk branches is appropriate, the distribution is reasonable, and the arrangement is stagg

Early winter maintenance techniques for osmanthus flowers

06/29 1601

The temperature in the north has continued to decline in the past few days, and it has dropped to 8-14 ℃ today, and the lowest temperature will drop to 1 degree next week. It is the kind of temperature that it is colder to wear home clothes at home during the day, and it will unc - DayDayNews

The temperature in the north has continued to decline in the past few days, and it has dropped to 8-14 ℃ today, and the lowest temperature will drop to 1 degree next week. It is the kind of temperature that it is colder to wear home clothes at home during the day, and it will unc

Does heating need to clean the pipes?

06/29 1983

Hazard: Seriously affects the stress performance of the frame or the big arm, and is prone to cause breakage, breakage and other accidents. Prevention: Before entering the site, carefully check whether there are defects in each part such as standard sections, main arm, balance ar - DayDayNews

Hazard: Seriously affects the stress performance of the frame or the big arm, and is prone to cause breakage, breakage and other accidents. Prevention: Before entering the site, carefully check whether there are defects in each part such as standard sections, main arm, balance ar

18 common tower crane safety problems, supervision and inspection

06/29 1826

When you own a house that belongs to your own home, you must consider all aspects before decorating, including early design and matching, material selection, and decoration style. - DayDayNews

When you own a house that belongs to your own home, you must consider all aspects before decorating, including early design and matching, material selection, and decoration style.

The new house that took a year to finish has finally been completed. The effect is so beautiful. I really want to move in. Let me share it

06/28 1447

Most flower lovers like beautiful plants very much, but some plants cannot be raised randomly. For example, be careful when maintaining poinsettia, because its white juice will irritate the skin, and we must keep it in a position that children cannot reach. There is also a bunch - DayDayNews

Most flower lovers like beautiful plants very much, but some plants cannot be raised randomly. For example, be careful when maintaining poinsettia, because its white juice will irritate the skin, and we must keep it in a position that children cannot reach. There is also a bunch

Four kinds of "golden flowers" are placed at home, and the hall is full of gold and jade. They are "unrequited" flowers in the house.

06/29 1088

Use granules to raise succulents. More and more people choose to use granular soil when planting succulents. The granular soil itself has a relatively high transparency and will not cause water accumulation. If you use granular soil to grow succulents, it will cause water accumul - DayDayNews

Use granules to raise succulents. More and more people choose to use granular soil when planting succulents. The granular soil itself has a relatively high transparency and will not cause water accumulation. If you use granular soil to grow succulents, it will cause water accumul

There is no need to buy red jade soil in planting sedatives. The price of soft particles is high, and soil is more expensive than succulents.

06/28 1111

The miniature bonsai I just made looks pretty good, but it started to have dead leaves and yellow leaves in a few days, looking listless. If there is less soil in the pot, it is easy to be dehydrated and dry. If there is more water, the roots will rot. If there is less water, it - DayDayNews

The miniature bonsai I just made looks pretty good, but it started to have dead leaves and yellow leaves in a few days, looking listless. If there is less soil in the pot, it is easy to be dehydrated and dry. If there is more water, the roots will rot. If there is less water, it

Make good use of moss, a magic weapon for maintenance of micro bonsai, and can be laid in 4 steps.

06/28 1638

#Toutiao Creation Challenge# Whether a person is lucky depends largely on whether he has an exquisite home life. A warm home naturally cannot be separated from warm layout and "loved" furniture. Furniture, especially, can play a great role, which is a "consensus" among many peopl - DayDayNews

#Toutiao Creation Challenge# Whether a person is lucky depends largely on whether he has an exquisite home life. A warm home naturally cannot be separated from warm layout and "loved" furniture. Furniture, especially, can play a great role, which is a "consensus" among many peopl

It is recommended that it is enough to have 4 pieces of furniture in the front of the living room, and 4 pieces in the back will be useless.

06/29 1465

Central air conditioner\Tiation machine purchase time: If you choose to install central air conditioner and duct machine lamp equipment before starting construction, you need to communicate with the designer during the design stage, determine the total installation price, and avo - DayDayNews

Central air conditioner\Tiation machine purchase time: If you choose to install central air conditioner and duct machine lamp equipment before starting construction, you need to communicate with the designer during the design stage, determine the total installation price, and avo

If you haven’t decorated yet, you want to have semi-package repairs. Just buy the decoration materials in this order.

06/29 1606

If you are not sure about it, you can try the following three flowers. They bloom and bloom, which can make your home look like a fairyland on earth. Let’s take a look at the three flowers planted by a family. However, when blooming, they are colorful and colorful, and their perf - DayDayNews

If you are not sure about it, you can try the following three flowers. They bloom and bloom, which can make your home look like a fairyland on earth. Let’s take a look at the three flowers planted by a family. However, when blooming, they are colorful and colorful, and their perf

There is no need to grow many flowers. If you have three kinds of flowers, you will have a full yard. If you have thousands of flowers in the sky, you will be "entered to the fairyland" when you go home.

06/28 1020

In our daily life, we often use a lot of items. Some items get old or broken as they are used. At this time, we will replace them with new ones. Although some items at home have not been broken yet, we must replace them regularly, otherwise it will cause harm to our bodies! Then - DayDayNews

In our daily life, we often use a lot of items. Some items get old or broken as they are used. At this time, we will replace them with new ones. Although some items at home have not been broken yet, we must replace them regularly, otherwise it will cause harm to our bodies! Then

After using it for 3 months, no matter whether the toothbrush is broken or not, it must be replaced regularly.

07/01 1722

How to reserve the water pipe pressure trough in place at one time on cast-in-place walls? This article summarizes the construction points of three common situations and provides front and back cases of the site for your reference. (1) The bathroom reverse sill water supply bendi - DayDayNews

How to reserve the water pipe pressure trough in place at one time on cast-in-place walls? This article summarizes the construction points of three common situations and provides front and back cases of the site for your reference. (1) The bathroom reverse sill water supply bendi

How to reserve the water pipe pressure trough in place at one time? Live examples

07/01 2000

A balcony is an indispensable part of the home, and the balcony can effectively improve the lighting and ventilation conditions of the room. In addition to drying clothes, growing flowers and plants, you can also bask in the sun on the balcony, drink tea and read books when you h - DayDayNews

A balcony is an indispensable part of the home, and the balcony can effectively improve the lighting and ventilation conditions of the room. In addition to drying clothes, growing flowers and plants, you can also bask in the sun on the balcony, drink tea and read books when you h

"If the balcony is not placed, the blessing house will not cause disasters." What does it mean? What exactly can’t be placed on the balcony?

07/01 1557

Azalea, also known as the "Xi Shi in the Flowers". There are many varieties of azalea, including spring azalea, summer azalea, western azalea and other categories. It is one of the most well-known flower varieties in the world. The cuckoo is beautiful, but the maintenance is not - DayDayNews

Azalea, also known as the "Xi Shi in the Flowers". There are many varieties of azalea, including spring azalea, summer azalea, western azalea and other categories. It is one of the most well-known flower varieties in the world. The cuckoo is beautiful, but the maintenance is not

The leaves of azaleas always fall off, and they can be solved with just one move. The green leaves grow slowly and hundreds of flowers bloom.

07/01 1191

Now in Guangdong, the sun is still shining brightly every day, and it is still very hot at noon. However, in the north, many places have already worn warm clothes. The temperature difference between the north and the south is large. In different regions, the maintenance method ne - DayDayNews

Now in Guangdong, the sun is still shining brightly every day, and it is still very hot at noon. However, in the north, many places have already worn warm clothes. The temperature difference between the north and the south is large. In different regions, the maintenance method ne

It’s cold, 10 kinds of flowers need to “sleep”, control water and stop fat, and “dry care” is more robust

07/01 1046

My friend is like me. When I was decorating for the first time, I found that I didn’t know anything and didn’t dare to buy many decoration materials online. I was worried that I could buy fake ones online, so I could only go to a physical store to buy them stupidly. Unexpectedly, - DayDayNews

My friend is like me. When I was decorating for the first time, I found that I didn’t know anything and didn’t dare to buy many decoration materials online. I was worried that I could buy fake ones online, so I could only go to a physical store to buy them stupidly. Unexpectedly,

New house decoration, it is recommended to buy these things online directly, which are cheap and easy to use, so don’t be fooled by physical stores anymore.

07/01 1569

Recently, the Lu Zuo Cup competition has been in the registration stage, and in fact, before registration, the Lu Zuo Cup has become very popular. After all, Lu Zuo is indeed generous this time. He has prepared a million to organize this game, and the invited players are also ver - DayDayNews

Recently, the Lu Zuo Cup competition has been in the registration stage, and in fact, before registration, the Lu Zuo Cup has become very popular. After all, Lu Zuo is indeed generous this time. He has prepared a million to organize this game, and the invited players are also ver

Lu Zuo mocked Han Han for not daring to participate in the competition. Han Han smiled: I wonder how strong I, Emperor Han Tian, is?

07/01 1762

Since ancient times, only Luoyang and Chang'an can be called the ancient capital of China. The "Two Capitals Fu" and "Two Capitals Fu" both illustrate this problem. The Three Qin and Jiuluo Xian said the imperial capital was the earliest, longest, and most dynasties in China. The - DayDayNews

Since ancient times, only Luoyang and Chang'an can be called the ancient capital of China. The "Two Capitals Fu" and "Two Capitals Fu" both illustrate this problem. The Three Qin and Jiuluo Xian said the imperial capital was the earliest, longest, and most dynasties in China. The

Which dynasties listed when Xi'an and Luoyang were known as the ancient capitals of the thirteen dynasties meet the dynasty standards?

07/01 1785

History is not only in books, but also in architecture and artworks. Photos are the most intuitive way to view history. Below is a set of rare photos to see those history you have never seen before. Everyone has seen the internal sphinx of the fighter during World War II, but hav - DayDayNews

History is not only in books, but also in architecture and artworks. Photos are the most intuitive way to view history. Below is a set of rare photos to see those history you have never seen before. Everyone has seen the internal sphinx of the fighter during World War II, but hav

A set of rare historical photos, a password box over 1,000 years ago, a power of 4 arranged in a combination of powers of 12

07/01 1035

1. When it's cold, dogs know how to change their hair. What's wrong with me buying some clothes 2. It's getting cold recently, and I want to squeeze into your heart 3. I envy people with short legs. The quilt can cover their feet at least when it's cold. 4. Remember to add more c - DayDayNews

1. When it's cold, dogs know how to change their hair. What's wrong with me buying some clothes 2. It's getting cold recently, and I want to squeeze into your heart 3. I envy people with short legs. The quilt can cover their feet at least when it's cold. 4. Remember to add more c

A cold documentary suitable for posting on Moments

07/01 1127

Hello, I'm Bubble [grin] I'll tweet you. I wonder if there are any sisters who are as irresistible to the funny writing styles like me. This book is not only the first name! The cover on the Green River is also very earthy! Haha~ Then I was attracted by the copywriting, and as I - DayDayNews

Hello, I'm Bubble [grin] I'll tweet you. I wonder if there are any sisters who are as irresistible to the funny writing styles like me. This book is not only the first name! The cover on the Green River is also very earthy! Haha~ Then I was attracted by the copywriting, and as I

Sweet and funny article, it's easy to see it rolling

07/01 1961

People say that a mother is the same as a daughter, but I even sneered at it. Today I was completely slapped in the face! This is definitely not funny genetic inheritance. In Dabao's words, this matter is very magical, it can only be a genetic mutation. - DayDayNews

People say that a mother is the same as a daughter, but I even sneered at it. Today I was completely slapped in the face! This is definitely not funny genetic inheritance. In Dabao's words, this matter is very magical, it can only be a genetic mutation.

Erbao and I have created two funny incidents today, and we are worthy of being a mother and daughter 😂😂😂

07/01 1384