断裂的钢丝其断头不整齐,断口呈钎尖状,这种断裂属()。A.疲劳断丝 B.磨损断丝 C

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问题:

断裂的钢丝其断头不整齐,断口呈钎尖状,这种断裂属()。

A.疲劳断丝

B.磨损断丝

C.锈蚀断丝

D.拉断断丝

考点:绞车操作工考试绞车操作工考试题库
题型:单项选择题


Questions 23-30
· You will hear people from the National Food Council complaining to retailers about the high prices they are charging for food products and household goods. They complain that the shops have marked up wholesale prices far too much.
· For each question (23-30), mark one letter (A, B or C) for the correct answer.
· After you have listened once, replay the recording.

The National Food Council has studied

A.

A. on the prices of goods.

B.

B. selling food from farms.

C.

C. buying and selling food in markets.

题型:单项选择题

民间组织在社区治理中的功能主要有();协助政府提供公共和公益服务;协助居民表达和维护自身权益;动员和组织居民参与社区治理。

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血清铁测定

题型:单项选择题

含二硫化二砷矿物的药物是

A.轻粉

B.红粉

C.白降丹

D.雄黄

E.朱砂

题型:单项选择题

交通银行授信业务评级的每个等级都与中国人民银行贷款五级分类相对应,9级对应人民银行贷款分类()类。

A.损失

B.关注

C.次级

D.可疑

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