制造锅炉所用的合金钢应具有良好的强度和工艺性能。

题型:判断题

问题:

制造锅炉所用的合金钢应具有良好的强度和工艺性能。

考点:管道工考试高级管工考试高级管工考试题库
题型:判断题

阅读理解。

     My father has a great sports collection. He loves sports very much. And he loves all balls. He

likes playing basketball and volleyball. And he likes playing baseball and tennis. He also likes watching

ball games. How many balls does he have? He has 15 basketballs, 12 baseballs, 10 tennis rackets, 8

volleyballs and 14 baseball bats and many other balls.

1. ______ has a great sports collection.            

A. My father                      

B. My grandfather

C. My uncle                      

D. My friend

2. He loves ______ very much.       

A. sports    

B. balls    

C. music    

D. A and B

3.He likes playing ______ and ______.                                                                                         

A. volleyball, baseball          

B. soccer, basketball            

C. ping-pong, baseball          

D. soccer, ping-pong

4. He has ______ tennis rackets.     

A. 15          

B. 12          

C. 10        

D. 8

5. How many soccer balls does he have?    

A. 5.          

B. 12.      

C. 14.      

D. We don't know.

题型:判断题

生物制品药物一般应采取的贮存方法是()。

A、密封

B、阴凉处

C、凉暗处

D、冷处

E、干燥处

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20世纪七八十年代,欧洲提出了在国际舞台上“用一个声音说话”,日本提出“日本要运用经济、技术力量,积极参与构筑国际新秩序。”这体现出  [ ]

A.两极格局被美日欧三足鼎立格局所取代

B.世界经济区域一体化

C.世界多极化趋势出现

D.世界多极化格局形成

题型:判断题

现行的《中华人民共和国环境保护法》适用于()。

题型:判断题

在离子交换除盐处理中,阳离子交换的选择顺序规律是什么?

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