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【单选题】
工业中的温度测量,最常用的温标是A.
摄氏温标
B.
华氏温标
C.
热力学温标
D.
国家温标
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皮皮学刷刷变学霸
举一反三
【单选题】If two men suspected for some reason that they have a common ancestor,______.
A.
we can decide according to their family tree
B.
we can find the truth from their genetic markers
C.
we can compare the differences in their Y chromosome
D.
we can look for written records to prove their relationship
【简答题】使用中的氧气瓶和乙炔瓶应()放置，并()，氧气瓶和乙炔气瓶的距离不得小于()米。
【单选题】According to the passage, what would a public relations personnel probably do after a decision is made in industry?
A.
Plan and have some promotional activities.
B.
Give some suggestions to the decision-maker.
C.
Set up communication with the public.
D.
Organize some special events like press conference.
【简答题】转炉双联法就是一个转炉进行 ,另一个转炉进行 。
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