挖掘机装车作业时,2台挖掘机的间距不得小于最大挖掘半径的()倍。 A.1.5 B.2

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问题:

挖掘机装车作业时,2台挖掘机的间距不得小于最大挖掘半径的()倍。

A.1.5

B.2.5

C.3.5

考点:挖掘机司机考试挖掘机司机综合练习挖掘机司机综合练习题库
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丙二酸和戊二酸都是琥珀酸脱氢酶的()抑制剂。

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有形净值债务率中的“有形净值”是指()

A.有形资产总额

B.所有者权益

C.固定资产净值与流动资产之和

D.有形资产扣除负债总额

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A group of frogs were traveling through the forests, but unluckily two of them fell into a hole. The other frogs tried to help them. When they saw how (1) the hole was, they cried to the two frogs that they could not be saved. The two frogs didn’t (2) and tried their best to jump up out of the hole. The other frogs (3) saying that they were sure to die. (4) , one of the two frogs, who heard what the other frogs were saying, (5) Then he fell down and died.
The other frog, however, (6) to jump as hard as he could, and at last made it out. When he (7) , the other frogs asked, "Didn’t you hear us" The frog, who had a poor (8) , explained, "I thought you were encouraging me all the time. "
The story teaches us a (9) : There is power (力量) of life and death in the tongue. An (10) word to those who are down can help them out while a discouraging word can kill them.

Ⅰ. 完形填空

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阅读下列短文,从每小题所给的A、B、C、D四个选项中选出一个最佳选项。

A.went on

B.ran away

C.jumped out

D.gave up

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企业的技术改造可以分为表层内层和深层三个层次,每层的技术改造主要包括().

A.科学技术的运用 

B.新设备的添置 

C.新组织形式的采用 

D.生产方式的革新

题型:单项选择题

新科技在贸易领域中的应用多表现在()。

A、INCOTERMS

B、IDD

C、FAX

D、INTERNET

E、EDI

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