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【单选题】
焊接钢管的直径规格用()表示,符号DN,单位mm。
A.
外径
B.
内径
C.
直径
D.
外径×壁厚
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【简答题】vt. (also ~ out) search or examine a place, area or situation to get information about it 侦查;搜索
【单选题】负压筛调节负压至()Pa
A.
3500~4000
B.
4000~5500
C.
5000~6000
D.
4000~6000
【判断题】判断题:如果选择分子量5000的超滤膜,则对分子量≥5000的分子100%截留。
A.
正确
B.
错误
【简答题】阅读理解 Man, a land animal. But he is also closely tied to the sea. Throughout history the sea has served the needs of man. The sea has provided man with food and a convenient way to travel to many parts...
【单选题】粉煤灰细度检验应把负压筛调节负压至()Pa范围内。
A.
4000~5000
B.
4000~6000
C.
5000~6000
D.
4000~8000
【简答题】Man, a land animal. But he is also closely tied to the sea. Throughout history the sea has served the needs of man. The sea has provided man with food and a convenient way to travel to many parts of t...
【判断题】在猿题库中,老师发布任务;学生做题搜题,能选择考试地区或教材、考纲?
A.
正确
B.
错误
【多选题】下列各项中,适合采用三栏式明细分类账簿进行明细账核算的有( )
A.
向客户赊销商品形成的应收账款
B.
生产车间发生的制造费用
C.
购买并验收入库的原材料
D.
向银行借入的短期借款
【单选题】用负压筛检测水泥细度时,应将负压调节至( )Pa。
A.
1000~2000
B.
2000~3000
C.
3000~4000
D.
4000~6000
【简答题】阅读理解。 Man is a land animal, but he is also closely tied to the sea. Throughout history the sea has served the needs of man. The sea has provided man with food and a convenient way to travel to many pa...
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