反应器进口与出口之间精密测量压力之差值为反应器最精确的床层压_爱下问搜题

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问题判断题

反应器进口与出口之间精密测量压力之差值为反应器最精确的床层压差。（）

答案

参考答案：对

完形填空

完形填空。

     Lucy is from Canada. Her Chinese is very   1 , she can   2 speaks a little. Tomorrow is Mother's Day.
She wants something   3 her mother. It is   4 today, she wants   5 shopping.
     In the shop, she   6 a nice coat, it's red and white. Lucy likes it   7 , so she buy it   8 her mother. She
buys   9 candies (糖果), too. But she doesn't buy   10 trousers, they are too expensive (昂贵的).

( )1. A. good
( )2. A. only
( )3. A. to
( )4. A. good
( )5. A. to
( )6. A. find
( )7. A. a lot of
( )8. A. for
( )9. A. a bags of
( )10. A. some

B. much
B. has
B. for
B. free
B. going
B. finds
B. very
B. to
B. any
B. any

C. poor
C. also
C. with
C. fine
C. go goes
C. finding
C. a lot
C. with
C. two bags of
C. many

多项选择题

有关功能残气量的说法下列哪些是正确的()

A．对吸入肺内的麻醉气体有稀释的作用

B．体重大的人功能残气量增加

C．小儿功能残气量小

D．是最大呼气后仍残留在肺内的气体

E．在功能残气量增加时，病人一旦发生缺氧不易纠正