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【简答题】
用紫外分光光度法测定维生素A含量时,为什么采用三点校?
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参考答案:
参考解析:
知识点:
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【单选题】在葬礼中表示对逝者的深切悼念,应采用(    )鞠躬礼。
A.
15°
B.
30°
C.
45°
D.
90°
【判断题】运动中出现抽筋,对于轻微疼痛处可以进行热敷。()判断对错
A.
正确
B.
错误
【单选题】It's no use without taking action .
A.
to complain
B.
complained
C.
complaining
D.
complaint
【单选题】Customer Service Centre Manager Wanted It's no use providing excellent services if the people they're designed for don't know about them, or aren't sure how to (29) them. That's why we're opening a Cu...
A.
ask
B.
require
C.
obtain
【单选题】It's no use______to repair the bicycle it's too old.
A.
to try
B.
trying
C.
having tried
D.
by trying
【判断题】运动中出现抽筋,对于轻微疼痛处可以进行热敷。
A.
正确
B.
错误
【单选题】It's no use()with him
A.
toargue
B.
(in)arguing
C.
argue
D.
argued
【单选题】It's no use crying over spilt milk.
A.
只用功不玩耍,聪明的孩子也变傻。
B.
事已至此,哭也没用。
【单选题】向旅客表示感谢时,可行( )鞠躬礼。
A.
15°
B.
45°
C.
60°
D.
30°
【简答题】収入が減る( )、教育費ななってきました。
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