某立式反击式转轮直径200mm,其尾水管上口高程允许偏差为()mm。 A.0~8 B

题型:单项选择题

问题:

某立式反击式转轮直径200mm,其尾水管上口高程允许偏差为()mm。

A.0~8

B.0~12

C.0~15

D.0~18

考点:水轮机安装工水轮机安装工(中级)水轮机安装工(中级)题库
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由于时间价值的存在,发生在前的资金的价值( )发生在后的资金的价值。

A.等于

B.低于

C.高于

D.近似等于

题型:单项选择题

I was a single parent of four small children, working at a low paid job. Money was always tight, but we had a (1) over our heads, food on the table, clothes on our backs, and if not a lot, always (2) . Not knowing we were poor, my kids just thought I was (3) . I’ve always been glad about that.

It was Christmas time, and although there wasn’t (4) for a lot of gifts, we planned to celebrate with a family party. But the big (5) for the kids was the fun of Christmas (6) .

They planned weeks ahead of time, asking (7) what they wanted for Christmas. Fortunately, I had saved MYM120 for (8) to share by all five of us.

The big (9) arrived. I gave each kid a twenty-dollar bill and (10) them to look for gifts of about four dollars each. Then everyone scattered. We had two hours to shop; then we would (11) back at the "Santa’s Workshop"

Driving home, everyone was in high Christmas spirits, (12) my younger daughter, Ginger, who was unusually (13) She had only one small, flat bag with a few candies—fiftycent candies I was so angry, but I didn’t say anything (14) we got home. I called her into my bedroom and closed the door, (15) to be angry again. This is what she told me.

"I was looking (16) thinking of what to buy, and I (17) to read the little cards on the ’Giving Trees’. One was for a little girl, four years old, and all she (18) for Christmas was a doll. So I took the card off the tree and (19) the doll for her. We have so much and she doesn’t have anything. "

I never felt so (20) as I did that day.

14().

A.forced 

B.reminded 

C.invited 

D.begged

题型:单项选择题

检测温度传感器可以通过欧姆表检查阻值,其阻值应该是()。

A.不随温度变化

B.随温度升高而升高

C.随温度升高而降低

D.不确定

题型:单项选择题

绞削不通孔适宜于采用()绞刀。

A、右螺旋槽

B、左螺旋槽

C、直槽

题型:单项选择题

对整机装运的新购设备,若发现有重大损伤,应该()。

A.不必处理

B.不在自己的职责范围

C.做好详细记录或照相,并尽快与运输部门或供货厂家交涉处理

D.仅向上汇报

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