A modern airplane must fly very high in the sky. Air must be pumped into the plane so that the passengers can breathe. The metal structure (结构) of the plane has to be very strong for this reason. When the plane is filled with air, the air presses against the skin of the plane ...
Before a new type of airplane goes into service, every part of it is tested again and again.But there are two tests that are more important than all the others. The first is called the“tank test”.A modern airplane must fly very high in the sky.Air must be pumped into the plane ...
Before a new type of airplane goes into service,every part of it is tested again and again.But there are two tests that are more important than all the others. The first is called the “tank test”.A modem airplane must fly very high in the sky.Air must be pumped into the plane so...
阅读理解: Before a new type of airplane goes into service, every part of it is tested again and again.But there are two tests that are more important than all the others. The first is called the “tank test”
文章第一段Before a new type of airplane goes into service, every part of it is tested again and again. But there are two tests that are more important than all the others.文章第一段提及飞机在投入使用之前,要经历一系列的测试,其中有两项测试特别重要。在2、3段里分别对着两项测试进行了详细...
根据文章第一段“Before a new type of airplane goes into service, every part of it is tested again and again. But there are two tests that are more important than all the others.”文章第一段提及新的飞机在投入使用之前,要经历一系列的测试,其中有两项测试特别重要。文章二、三分别对这两项测试...
The first is called the“tank test”.Modem airplane must fly very high in the sky.Air must be pumped into the plane so that the passengers can breathe.The metal structure of the plane has to be very strong for this reason.When the plane is filled with air the air presses against the ...
My favorite place to use these is on an airplane to watch the movies or tv shows on-the-go, but my teens have them all over the counter so they can watch their phones hands-free. We actually have them in every room of our house. These super affordable pack of Cell Phone Easel ...
to know something about it first. It is a necessary tool for people who are living in China. It is very important tool for people who are living in China for business, study and travel. I suggest you to install VPN service in PC, iPhone, iPad, or other devices before taking airplane...
Of course, it all comes at a high price. RELATED: Should You Recline Your Seat on an Airplane? Best Las Vegas Strip Hotel for a Romantic Getaway: Bellagio Las Vegas Bellagio Las Vegas Best known for its iconic dancing fountains, which appear in movies like “Ocean’s Eleven,” the ...