各种薄壁结构构成的结构称______。_爱下问搜题

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问题填空题

各种薄壁结构构成的结构称______。

答案

参考答案：壳结构

单项选择题案例分析题

手少阳经五输穴为临床常用穴位。

其五输穴排列是按照金水木火土的顺序，依次分别是：（）

A.液门中渚关冲支沟天井

B.中渚阳池关冲天井支沟

C.关冲液门中渚支沟天井

D.中渚关冲液门天井支沟

E.支沟天井液门支沟中渚

填空题

Questions 14-18

·Using the information in the text, complete each sentence 14-18, with a word or phrase from the list below.
·For each sentence (14-18), mark one letter (A-G) on the Answer Sheet.
·Do not mark any letter twice.
14. According to Dr. Score, lightning is caused by hail falling through ______.
15. The refrigerated rod served the same functions as ______.
16. Ice particles bouncing off hail falling through a cloud acquire ______.
17. In the paragraph four the word "duplicated" means ______.
18. According to S.E. Regnolds, there could be no lightning without ______.

A. copy
B. a positive charge
C. a negative charge
D. super cooled clouds
E. falling hail clouds
F. hail and super cooled clouds
G. moisture particles