下列不属于施工安全管理策划原则的是( )。A.一次性 B.科学性 C.动态控制 D

题型:单项选择题

问题:

下列不属于施工安全管理策划原则的是( )。

A.一次性

B.科学性

C.动态控制

D.可操作性

考点:二级建造师建设工程施工管理建设工程施工管理
题型:单项选择题
四年级原有学生42人,其中男生占
4
7
,后来转来女生若干人后,男生和女生人数的比是6:5,现在全班有学生多少人?
题型:单项选择题

露天矿开釆项目竣工环保验收中,生态影响调查选择的环境危害因子有()。

A.局地气候变化

B.废水

C.土地资源退化

D.废气

题型:单项选择题

第二节情景对话 (共5小题,每小题1分,满分5分)

根据对话情景和内容,从对话后的选项中选出能填入每一空白处的最佳选项,在答题卡上将该选项涂黑,选项中有两项为多余选项。

M:Excuse me. Can you give me some information about active holidays?

W:___6_   Would you please tell me exactly what you mean?

M::Ok. When I go on holidays, I’d like to take exercise.  ____7___ What I mean is that I’m the sort of man who enjoys swimming, skiing and choose sorts of things.

W:____8____ Um… active holidays, let me see. What about diving, sir? We can offer you two weeks off the coast: one week diving and one week fishing with the local fishermen. But you only need to pay $800 for it. ____9____.

M: Fishing? Is there any chance of getting in a bit of sailing?

W:____10____ They are mostly organized by the sailing school. But rowing, yes. Are you interested in rowing, sir?

M:Well, I did a lot of rowing when I was at university.

A.I hate sitting around and doing nothing.

B.No problem.

Active holidays, sir?

D.It’s a very good bargain.

E.It’s a bit difficult.

F.I’m sorry we don’t do many sailing holidays, sir.

G.Oh, sir, sounds very interesting.

题型:单项选择题

OP-4E台式/机架式PDH光端机对应5种告警指示灯PWR、RAD、E1LOS、OPLOS、OPSYL表示的含义?

题型:单项选择题

塔机用的交互捻钢丝绳能限制钢丝绳升限时的扭转作用。

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