只能依靠周围正常表皮向创面生长而覆盖创面的是 A．CO B．醛

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问题单项选择题

只能依靠周围正常表皮向创面生长而覆盖创面的是

A．CO
B．醛
C．氰化物
D．CO 2
E．芥子气

答案

参考答案：D

选择题

( ) 1.	A. I have a dog. Wow, how cute! B. I have an elephant. Cool!
( ) 2.	A. How many hamburgers? Five. B. How many hamburgers? Four.
( ) 3.	A. Can I have some Coke, please? B. Can I have some cake, please?
( ) 4.	A. Row the boat, please. B. Throw the plane, please.
( ) 5.	A. I like coffee. Me too! B. I like bread. Me too!

多项选择题

三轴压缩试验根据排水条件的不同，分为以下几种试验类型？（）

A.不固结不排水试验

B.固结不排水试验

C.固结排水试验

D.不固结排水试验