某高层建筑工地,施工单位租赁了二台QTZ80塔机使用,请回答以下问题:以下哪些是塔机

题型:多项选择题

问题:

某高层建筑工地,施工单位租赁了二台QTZ80塔机使用,请回答以下问题:

以下哪些是塔机的四大基本机构()。

A、起升机构

B、变幅机构

C、回转机构

D、顶升机构

考点:机械员机械员综合练习机械员综合练习题库
题型:多项选择题

假定英语课上老师要求同桌之间交换修改作文, 请你修改你同桌写的以下作文。文中共有10处语言错误, 每句中最多有两处。错误涉及一个单词的增加、删除或修改。

增加:在缺词处加一个漏词符号(∧), 并在其下面写出该加的词。

删除:把多余的词用斜线(﹨)划掉。

修改:在错的词下划一横线(___), 并在该词下面写出修改的词。

注意:1. 每处错误及修改均仅限一词;

2. 只允许修改10处, 多者(从第11处起)不计分。

Li Ming and Wang Ying are two students of Senior Three. They all work hard but they have different learning method. Li Ming often sleeps in class instead of listen to the teacher. As a result, he miss lots of points that the teacher makes and it usually takes him much time to finish his homework. But he has to stay up late and doesn’t get enough sleep. However, Wang Ying has quite the different way of learning. She listens attentive and tries to catch everything that the teacher said in class. Because this, she spends less time doing her homework, which makes it is possible for her to go to bed early.

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良性胃溃疡好发于

A.胃体

B.贲门部

C.胃小弯近胃角切迹处

D.胃窦

E.胃底

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亲子关系

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肾小球毛细血管血压()

A.较其他组织毛细血管的血压高

B.入球小动脉收缩时升高

C.出球小动脉收缩时升高

D.动脉血压降低10%时也下降10%

E.不受入、出球小动脉的舒缩而改变

题型:多项选择题

下述疾病中起病最急的是()。

A.脑血栓形成

B.脑栓塞

C.TIA

D.脑出血

E.蛛网膜下腔出血

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