Lecture 21 : Finned tube heat exchanger

2024/05/0318:13:36 home 13933

Lecture 21 : Finned tube heat exchanger - DayDayNews

Lecture 21 : Finned tube heat exchanger - DayDayNews

29:09

* All content videos are shared, reposted and embedded from YouTube. If there is any violation or error, please contact us to delete it.

home

Dear owners and friends who are renovating, will you encounter such problems when renovating? Today we will discuss how to effectively remove indoor formaldehyde. Formaldehyde is included in the list of carcinogens by the World Health Organization's International Agency for Resea - DayDayNews

Dear owners and friends who are renovating, will you encounter such problems when renovating? Today we will discuss how to effectively remove indoor formaldehyde. Formaldehyde is included in the list of carcinogens by the World Health Organization's International Agency for Resea

A 10-year veteran foreman tells you how to effectively remove indoor formaldehyde

05/31 1028

In the post-epidemic era, as an optional consumer category, it is quite difficult to quickly return to normalcy as home decoration is an optional consumer category. The low-frequency non-standard, high customer unit price, and decision-oriented attributes have indeed affected pub - DayDayNews

In the post-epidemic era, as an optional consumer category, it is quite difficult to quickly return to normalcy as home decoration is an optional consumer category. The low-frequency non-standard, high customer unit price, and decision-oriented attributes have indeed affected pub

"Zhufaner" has built a "highway" in the WeChat ecosystem

05/31 1316

Blistering on the surface of gypsum mortar 1. Base material concrete wall: The surface has more pores, is dry, and no interface agent is applied Solution: Treat the wall in advance before construction and apply interface agent 2. Construction thickness and other factors: Construc - DayDayNews

Blistering on the surface of gypsum mortar 1. Base material concrete wall: The surface has more pores, is dry, and no interface agent is applied Solution: Treat the wall in advance before construction and apply interface agent 2. Construction thickness and other factors: Construc

Analysis and solutions to the causes of bubbling, hollowing, cracking, and powder loss on the surface of gypsum mortar

05/31 1656

How to plant Lige Begonia #Just spend the summer! # Lige Begonia blooms beautifully and elegantly, and is not expensive. Everyone who sees it can't help but buy a pot, especially during the New Year and holidays, when everyone is in the rhythm of chopping. However, if you don't k - DayDayNews

How to plant Lige Begonia #Just spend the summer! # Lige Begonia blooms beautifully and elegantly, and is not expensive. Everyone who sees it can't help but buy a pot, especially during the New Year and holidays, when everyone is in the rhythm of chopping. However, if you don't k

Maintenance points of Lige Begonia

05/31 1733

Festive days are days when families pay attention to decoration. Everyone wants to choose brilliant flowers, which means luck, wealth, peace and prosperity for the family. 1. Daffodils - Luck and Luxury Every New Year in the spring, according to tradition, families will eagerly b - DayDayNews

Festive days are days when families pay attention to decoration. Everyone wants to choose brilliant flowers, which means luck, wealth, peace and prosperity for the family. 1. Daffodils - Luck and Luxury Every New Year in the spring, according to tradition, families will eagerly b

8 types of flowers that bring happiness, luck and wealth to your family

05/31 1802

It's hot summer, it's too hot, and it hardly rains, which is quite sad. There are no flowers in bloom. I just took pictures of Mars flowers and fragrant vines. I was too lazy to take a camera to take pictures in the garden. In fact, there are not many. In front of the porch at th - DayDayNews

It's hot summer, it's too hot, and it hardly rains, which is quite sad. There are no flowers in bloom. I just took pictures of Mars flowers and fragrant vines. I was too lazy to take a camera to take pictures in the garden. In fact, there are not many. In front of the porch at th

In the hot July, there are really not many flowers blooming, maybe more than 50 kinds | Gardener

05/31 1523

Shiqing Anti-slip: What is the best solution for anti-slip hotel floors? 1. Method: What is the best solution for anti-slip hotel floors? In many large hotels and restaurants, due to the relatively high anti-skid requirements on the floor, they generally choose anti-skid products - DayDayNews

Shiqing Anti-slip: What is the best solution for anti-slip hotel floors? 1. Method: What is the best solution for anti-slip hotel floors? In many large hotels and restaurants, due to the relatively high anti-skid requirements on the floor, they generally choose anti-skid products

Shiqing Anti-slip: What is the best way to prevent hotel floors from slipping?

05/31 1356

To take the carpentry certificate exam, you must first know what carpentry is and what is the definition of carpentry. Carpentry definition is a craft, a unique technique, and a commonly used technique in construction. They are the three traditional lines of Chinese craftsmanship - DayDayNews

To take the carpentry certificate exam, you must first know what carpentry is and what is the definition of carpentry. Carpentry definition is a craft, a unique technique, and a commonly used technique in construction. They are the three traditional lines of Chinese craftsmanship

How to take the carpentry certificate test? Where to take the exam?

05/31 1702

Nasturtium is a plant of the genus Nasturtium in the class Nasturtium of the class Dicotyledonidae, family Nasturtaceae, and is a perennial semi-vine or leaning plant. Plant height 30cm-70cm. Nasturtium is often cultivated as an annual flower in the north. Under suitable environm - DayDayNews

Nasturtium is a plant of the genus Nasturtium in the class Nasturtium of the class Dicotyledonidae, family Nasturtaceae, and is a perennial semi-vine or leaning plant. Plant height 30cm-70cm. Nasturtium is often cultivated as an annual flower in the north. Under suitable environm

Colorful nasturtiums, infinitely beautiful and endearing

05/31 1751

People who cook often must have encountered the "metaphysics" in the kitchen. For example, if you find that the outer bottom of a pot turns black, you may soon see that other pots also "blacken". Moreover, if you buy a new pot, the bottom of the pot will still become black after - DayDayNews

People who cook often must have encountered the "metaphysics" in the kitchen. For example, if you find that the outer bottom of a pot turns black, you may soon see that other pots also "blacken". Moreover, if you buy a new pot, the bottom of the pot will still become black after

I don’t understand the reason. No matter how expensive the pot is, it will still have a black bottom.

05/31 1849

Home has a special meaning to everyone. For Ms. Sun and her wife, who live in Jiuxi Villa in Zhangjiagang, home is not only a place to live, but also the best family school. - DayDayNews

Home has a special meaning to everyone. For Ms. Sun and her wife, who live in Jiuxi Villa in Zhangjiagang, home is not only a place to live, but also the best family school.

Smart Home x Zhangjiagang｜It turns out that a home with children can be so cool

06/01 1990

Cockroaches can cause mess in the environment. A male college student said that one day he suddenly found a flying cockroach at home. He quickly picked up the mug and coaster and shut it inside. He wanted to let the cockroach starve to death before collecting the body. Two weeks - DayDayNews

Cockroaches can cause mess in the environment. A male college student said that one day he suddenly found a flying cockroach at home. He quickly picked up the mug and coaster and shut it inside. He wanted to let the cockroach starve to death before collecting the body. Two weeks

How to get rid of cockroaches, one method is the most powerful method to kill cockroaches

06/01 1135

The blockbuster new model of 2022 - Yogurt's new left-grilling and right-steaming integrated stove G28ZK is coming to the world. So far, Yogurt's product matrix has added another hot product. Among all yogurt product series, the steaming and baking series has continuously become - DayDayNews

The blockbuster new model of 2022 - Yogurt's new left-grilling and right-steaming integrated stove G28ZK is coming to the world. So far, Yogurt's product matrix has added another hot product. Among all yogurt product series, the steaming and baking series has continuously become

How powerful is the yogurt G28ZK integrated stove that bakes on the left and steams on the right? These details are fascinating

06/01 1203

Private collections of calligraphy and paintings have a long history. But it is not an easy task to manage calligraphy and painting well so that the artistic value will last forever. You might as well try the following simple methods for preserving calligraphy and paintings. Stab - DayDayNews

Private collections of calligraphy and paintings have a long history. But it is not an easy task to manage calligraphy and painting well so that the artistic value will last forever. You might as well try the following simple methods for preserving calligraphy and paintings. Stab

How to collect and preserve calligraphy and painting for better effect?

06/01 1115

In the living room, caramel orange and dark gray are the main colors. Gray is calm and fashionable, while caramel orange enhances the overall vitality of the room. The TV cabinet is decorated with shell patterns, which adds a touch of bright color to the entire living room. - DayDayNews

In the living room, caramel orange and dark gray are the main colors. Gray is calm and fashionable, while caramel orange enhances the overall vitality of the room. The TV cabinet is decorated with shell patterns, which adds a touch of bright color to the entire living room.

110㎡ four-bedroom apartment in Chengdu, caramel orange + high-end gray, calm yet energetic, just right for a family to live in

06/01 1394

Most of the household products we used in the past had certain drawbacks. Although they were easy to use, they could not meet our needs. However, they are making continuous progress. Today I will share with you 4 progressive designs in the home furnishing industry. They were once - DayDayNews

Most of the household products we used in the past had certain drawbacks. Although they were easy to use, they could not meet our needs. However, they are making continuous progress. Today I will share with you 4 progressive designs in the home furnishing industry. They were once

4 "progressive designs" in the home furnishing industry, which have been criticized by countless people, but after the upgrade, they all taste really good

06/01 1868

Strengthen the protection of consumer rights and interests and create a safe and comfortable consumption environment. On March 15th Consumer Rights Day, Kangzibaide once again received recognition from China Consumer News, China Market Supervision News, Market Supervision and Man - DayDayNews

Strengthen the protection of consumer rights and interests and create a safe and comfortable consumption environment. On March 15th Consumer Rights Day, Kangzibaide once again received recognition from China Consumer News, China Market Supervision News, Market Supervision and Man

"Kangzi Baide" strengthens the protection of consumer rights and creates a safe and comfortable consumption environment

06/01 1328

Ciyuan Ciyuan Xiaochao 2022-07-06 00:00 Published in Henan I have lived in the provincial capital for decades, and most likely for a lifetime. But somehow, I always feel like I'm living in a foreign land. A home that doesn't feel like this is a place that is thousands of miles aw - DayDayNews

Ciyuan Ciyuan Xiaochao 2022-07-06 00:00 Published in Henan I have lived in the provincial capital for decades, and most likely for a lifetime. But somehow, I always feel like I'm living in a foreign land. A home that doesn't feel like this is a place that is thousands of miles aw

Random Notes from Living in the City: The Road Home

06/01 1098

Anyone can create a virtual persona on the Internet and use sweet words to deceive the person on the other end of the network. 30-year-old Ms. Chen is addicted to online dating. After being hurt, she can only break down and shout: "He is a liar!" When making friends, you simply c - DayDayNews

Anyone can create a virtual persona on the Internet and use sweet words to deceive the person on the other end of the network. 30-year-old Ms. Chen is addicted to online dating. After being hurt, she can only break down and shout: "He is a liar!" When making friends, you simply c

Review: A 30-year-old woman was addicted to online dating and cried after being torn apart: He is a liar

06/01 1283

Gemini Gemini people are flexible and flexible, loyal, kind-hearted, sincere, have an unmodified sense of humor, are the same on the outside and inside, and can withstand the test of reality. I have two hearts, one hard, one soft and hard, giving myself tenderness. for you. . Abl - DayDayNews

Gemini Gemini people are flexible and flexible, loyal, kind-hearted, sincere, have an unmodified sense of humor, are the same on the outside and inside, and can withstand the test of reality. I have two hearts, one hard, one soft and hard, giving myself tenderness. for you. . Abl

In the next two weeks, the fortune star will be in the horoscope of the four major zodiac signs, with auspicious people and heavenly signs, and goods will turn around like a wheel.

06/01 1574

Sagittarius Sagittarius people have a correct mentality, are willing to endure hardships, value feelings, are as noble as clouds, are straightforward and generous, and act cautiously. They say that bamboo has no heart, but no one thinks about where its heart is! . Any restriction - DayDayNews

Sagittarius Sagittarius people have a correct mentality, are willing to endure hardships, value feelings, are as noble as clouds, are straightforward and generous, and act cautiously. They say that bamboo has no heart, but no one thinks about where its heart is! . Any restriction

In the next January, the four major zodiac signs will make more profits every time. Let’s see if it’s you?

06/01 1385

Text/Baisha At 12:28 on July 2, 2022, a friend asked about cooperation with others. If you divine it by asking, you can make a hexagram. The hexagram starts from the time asked, which is noon on the fourth day of the sixth month of the Yin year of the lunar calendar. The hexagram - DayDayNews

Text/Baisha At 12:28 on July 2, 2022, a friend asked about cooperation with others. If you divine it by asking, you can make a hexagram. The hexagram starts from the time asked, which is noon on the fourth day of the sixth month of the Yin year of the lunar calendar. The hexagram

"Taoist Dial Deng" and the Application of Questioning and Accounting in "The Book of Plum Blossoms"

06/01 1494