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【单选题】
标准按使用范围来划分,不包括的选项是 。A.
国际标准
B.
基础标准
C.
国家标准
D.
专业标准
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举一反三
【单选题】Nick ______ a job in a bank , but to our surprise , he didn't take it . [ ]
A.
is offered
B.
offered
C.
was offered
D.
has offered
【单选题】He __________ his position as the manager of the department because he was offered a better job. [ ]
A.
regained
B.
repeated
C.
represented
D.
resigned
【单选题】通常所记录的红外光谱是一种透射光谱；如果采用一些特殊附件可以测定反射光谱，清指出ATR是( )。
A.
漫反射附件
B.
衰减全反射附件
C.
镜反射附件
D.
光声光谱附件
【单选题】Jack a job in a bank, but to our surprise, he didn’t take it. A. is offered B. offered C. was offered D. has offered
A.
is offered
B.
offered
C.
was offered
D.
has offered
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