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【单选题】
根据中华人民共和国住房和城乡建设部颁布的《危险性较大的分部分项工程安全管理办法》,建质[2009]87号,的规定,搭设高度()m及以上,搭设跨度()m及以上的混凝土模板支撑工程,需进行专家论证
A.
3,5
B.
5,10
C.
7,12
D.
8,18
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【简答题】冯·诺依曼理论的要点是什么?
【单选题】The author cried on the way home to the local humane society because
A.
she hated to have to send away the dogs.
B.
the dogs might end up being killed in the shelters.
C.
the shelters might refuse to take the dogs.
D.
the new owners might maltreat the dogs.
【单选题】为了保证数控机床能满足不同工艺要求,并能够获得最佳切削速度,主传动系统的要求是( )
A.
无级调速
B.
分段无级变速
C.
速范围宽
D.
变速范围宽且.能无级变速
【多选题】实施采购活动中必须遵循的原则有( )
A.
无计划不采购
B.
三无产品部采购
C.
名称规格不符合不采购
D.
库存已超储积压的商品或物资不采购。
【单选题】That the author cried in front of other men reveals________ 查看材料
A.
the effect of bluegrass music upon men
B.
the effect of alcohol on men's behaviors
C.
men's need to release their deep emotions
D.
men's need to cultivate intimate friendship
【简答题】冯·诺依曼理论的要点是什么?
【单选题】零件上每个表面都要加工对应以加工余量和公差( )的表面作为粗基准。
A.
最小
B.
最大
C.
符合公差范围
D.
任何
【单选题】The mason why the author cried after handing over the breakfast meals to the two men is that ______.
A.
she failed to help these two Poor men out
B.
she failed her project for not smiling
C.
she conveyed hope for the poor men and felt very glad
D.
she was net a pious religious believer
【单选题】我国的鲜活商品、易损易碎商品的出口往往采用的贸易方式为:
A.
寄售方式
B.
预付货款
C.
交单付现
D.
售定方式
【单选题】为了保证数控机床能满足不同的工艺要求,并能够获得最佳切削速度,主传动系统的要求是:
A.
无级调速
B.
变速范围宽
C.
分段无级变速
D.
变速范围宽且能无级变速
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