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【单选题】
高效液相(或气相)色谱仪中实现分离的核心部件是( )A.
输液泵
B.
进
C.
色谱柱
D.
检测器
E.
色谱工作站
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反馈参考答案：
举一反三
【简答题】Make sentences. 连词成句。 1. is my where dress 2. pass a please me blue sweater 3. your these are pants 4. these shoes are what colour
【简答题】When I was a boy growing up in New Jersey in the 1960s, we had a milkman delivering milk to our doorstep. His name was Mr. Basille. He wore a white cap and drove a white truck. Of course, he delivered...
【简答题】Where can I get my boarding pass and have my luggage weighed?__
【单选题】That was the last time I saw my father before he _____.
A.
pass on
B.
pass away
C.
pass off
D.
pass down
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