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【多选题】
用电化学氧化处理金属表面的优点有( )A.
可提高金属的耐腐蚀性
B.
可提高耐磨性
C.
可提高金属表面的熔点
D.
可提高金属表面的电绝缘性
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反馈参考答案：
举一反三
【单选题】患者STGT试验主要反映受检血浆的下列哪一项的生成情况( )。
A.
因子VIIa、TF、Ca2+复合物
B.
因子Xa、Va、Ca2+、PF3复合物
C.
因子VIIa、TF复合物
D.
凝血酶
E.
因子IXa、VIIIa、Ca2+、PF3复合物
【简答题】The“Open Door” policy (drive) ______________ China’s economic growth.
【单选题】It is more than thirty years____China began to carry out the open-door policy.
A.
that
B.
before
C.
since
D.
which
【简答题】even if; if; if only; only if; unless ________we persist in carrying out the open door policy, will we achieve greater success in every field.
【判断题】The open-door policy of American business and the closed-door patterns of German business cultures cause clashes in the branches and subsidiaries of American firms in Germany.
A.
正确
B.
错误
【单选题】The Reform and Open Door policy has become a _______ in Chinese history.
A.
establishment
B.
outlook
C.
landmark
D.
projection
【单选题】When a manager adopts open door policy, he( )
A.
actively reaches out and listen to the staff
B.
doesn't care what he staffs think about
C.
only give access to his staff to talk to him
D.
will follow a subordinate's suggestion
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