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【单选题】
滴定度是用每mL标准溶液相当于( )来表示的浓度。
A.
被测物质的体积
B.
被测物质的质量
C.
标准溶液的克数
D.
溶质的质量
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参考答案:
举一反三
【单选题】struck me most in the movie was the father’s deep love for his son.A.ThatB.It###
A.
struck me most in the movie was the father’s deep love for his son. A.That
B.
It
C.
What
D.
Which
【单选题】________struck me________I would have an important meeting in Shanghai the next day. [      ]
A.
It; which
B.
What; that
C.
What; which
D.
It; that
【简答题】磁力分选设备的工作原理如何?
【单选题】Many words are still ______ to me. I have to look them up in the dictionary.
A.
gloomy
B.
shadowy
C.
miserable
D.
obscure
【单选题】单相短路故障的三相序网的连接方式为
A.
串联
B.
并联
【单选题】要体现目的与手段的统一,应遵循的原则不包括
A.
有效性原则
B.
一致性原则
C.
优化性原则
D.
社会性原则
E.
公平性原则
【单选题】检测器按其性质可分为总体性质检测器和溶液性质检测器,下列属于总体性质检测器的为()。
A.
电导检测器
B.
紫外吸收检测器
C.
极谱检测器
D.
荧光检测器
【简答题】The words of his old teacher left a ________ impression on his mind. He is still influenced by them. A) staying not B) not to stay C) that he would not stay D) that he not stay
【多选题】下列各项中属于质体的细胞器有(    )。
A.
线粒体    
B.
白色体    
C.
有色体    
D.
叶绿体
【单选题】I can't still understand the passage _____ there are few new words in it. [     ]
A.
so
B.
because
C.
if
D.
though
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