单词:dust removal by ventilation
单词:dust removal by ventilation 相关文章
[00:-2.00]SICK BUILDINGS [00:-3.00]A wealthy American businessman [00:-4.00]has just bought a small insurance company in South east Asia. [00:-5.00]He has not visited it yet. [00:-6.00]After he bought it,he heard that the staff were often sick. [00:-
Tattoo Removal Gains Popularity Tattoos have become popular in the United States among younger age groups, and having one on your body no longer marks you as a rebel. In fact, so many people have been getting tattoos in the U.S. that a reverse trend
VT tidal volume 潮气容积 TLC total lung capacity 肺总量 VC vital capacity 肺活量 IC inspiratory capacity 深吸气量 ERC expiratory reserve capacity 补呼吸量 RV residual volume 残气容积 FRC functional residual capacity 功能残气量
AS IT IS 2014-04-23 Agent Orange Removal Continues in Vietnam Hello, my friends, and welcome back to the program that helps you learn and improve your American English. Im Jim Tedder in Washington. Today we return to Southeast Asia to hear about effo
The idea is to build five major ventilation corridors, running from northern suburban areas to the south. They would be created by connecting Beijing's parks, rivers, lakes, and highways along with the capital's green belts, and possibly also by limi