在处于平衡的模拟指示秤上进行鉴别力测试,轻缓的加放或取下一个约等于相应称量最大允许误

题型:单项选择题

问题:

在处于平衡的模拟指示秤上进行鉴别力测试,轻缓的加放或取下一个约等于相应称量最大允许误差绝对值的附加砝码,此时指针应产生()附加砝码的恒定位移。

A.不小于7/10

B.不大于7/10

C.等于1/10

D.不小于1/10

考点:衡器计量工考试衡器计量工初级衡器计量工初级题库
题型:单项选择题

以下关于建设工程的承包说法正确的有()。

A.一建筑工程主体结构的施工必须由总承包单位自行完成

B.《建筑法》禁止承包单位转包、分包工程

C.两个以上不同资质等级的单位实行联合共同承包的,可按照资质等级高的单位的业务许可范围承揽工程

D.总包单位可以自行将部分工程分包,无需征得建设单位的同意

题型:单项选择题
任务型阅读:配对阅读,从A—E选项中找到解决问题的方法,填入71-75 题的空格中。(本题有5小题, 每小题1分,共计5分)
小题1:My son always confines (禁闭) himself in his bedroom. I don’t know what he is doing with his computer.
小题2:My child always goes online even during dinner time. I know he is playing computer games. The problem is becoming serious these days. I’m very worried about him.
小题3:My daughter doesn’t know how to search for materials(材料)she needs on the Internet.
小题4:My child always types his personal information online when he is asked to.
小题5:It upsets me that my child loves chatting online very much.
A.Keep the family computer in a family area—not behind the closed door of your child’s bedroom, so that you can keep an eye on what he is doing.
B.Avoid(避免)online chatting. Talk to him that he should talk to his friends more often in person. It’s not good to always chat online. He can also have other activities with his friends, like playing basketball, football and so on.
C.Teach your child how to use search engines to narrow a search. It can save a lot of time if she knows the right ways to search.
D.Talk to your child about online predators (掠夺者) and the bad results of giving out personal information.
E.You can make some rules and be prepared to stop Internet privileges (网络使用权) if your child has broken your rules.
题型:单项选择题

— I like her new pants.

— _____. [ ]

A. Me, too

B. Thanks

C. Good

题型:单项选择题

简述主油箱的事故放油的流程。

题型:单项选择题

定性分析中检验效度的方法有哪些?

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