钢中某元素含量高时,会严重影响钢的塑性和韧性,使钢产生冷脆性,这种元素为()。 A.

题型:单项选择题

问题:

钢中某元素含量高时,会严重影响钢的塑性和韧性,使钢产生冷脆性,这种元素为()。

A.硅

B.硫

C.磷

D.锰

考点:造价工程师建设工程技术与计量(安装)建设工程技术与计量(安装工程部分)
题型:单项选择题

阅读理解,选择正确的答案。

      Last weekend, Susan and her mother went to a shopping mall. Susan saw a beautiful skirt in that mall, and

she wanted to buy it. But the price of that skirt was one hundred and fifty yuan, and that was too expensive to

Susan, so she didn't buy it. At last, Susan came back with her mother, and she didn't buy anything.

1. Where did Susan go last weekend?[ ]

A. She went to a supermarket.

B. She is going to a shopping mall.

C. She goes to a shopping mall.

D. She went to a shopping mall.

2. What did Susan see there?[ ]

A. She saw a beautiful shirt.

B. She saw nothing.

C. She saw a beautiful dress.

D. She saw a beautiful skirt.

3. Was that thing she wanted to buy very expensive?[ ]

A. Yes, it is.

B. Yes, it does.

C. Yes, it was.

D. Yes, it did.

4. How much was it?[ ]

A. It was 100 yuan.

B. It was 150 yuan.

C. It was 200 yuan.

D. It was 250 yuan.

5. Did Susan buy it?[ ]

A. No, she didn't.

B. Yes, she did.

C. No, she wasn't.

D. Yes, she was.

题型:单项选择题

截至20世纪90年代,世界城市人口已达到总人口的( )。

A.80%

B.60%

C.45%

D.35%

题型:单项选择题

质量是指物体所含             ,质量是物体本身的一种       。宇航员从月球取到质量为5千克的岩石标本,拿回到地球后岩石质量应       5千克(填“大于”、“小于”或“等于”).

题型:单项选择题

验收发现铝合金导线断1股现象,应()

A.下达验收不合格结论,要求对导线断股处实施修补

B.下达验收不合格结论,要求在导线断股裁断重接

C.下达验收合格结论

D.向施工单位及工程监理单位了解情况,视情况下达验收结论

题型:单项选择题

不属于高级育婴师在日常生活与护理方面比育婴员(师)多掌握的内容是()。

A、掌握婴儿的生长发育规律及评价方法

B、能够编制综合性个别化发展计划

C、指导、培训、评估育婴员、育婴师

D、实施个别化教学计划

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