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【多选题】
影响摩尔吸光系数的因素是( )A.
比色皿厚度
B.
入射光波长
C.
有色物质的浓度
D.
溶液温度
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反馈参考答案：
举一反三
【单选题】sdfgsdfgsdkfgl;sdfl;gk;sldfkgl;skdf;lgsdfgsdfg
A.
sdfgsdfg
B.
sdfgsdf
C.
gsdfgsdf
D.
gsdfgsdfgsdfgsd
【简答题】正式场合着重的“TPO”原则是指:时间原则、 __________ 、___________。
【单选题】The usual address for a Web site is the(75)page address, although you can enter the address of any page and have that page sent to you．
A.
home
B.
main
C.
host
D.
house
【单选题】In Washington D. C. , 1600 Pennsylvania Avenue is a very special address. It is the address of the White House, the home of the President of the United States. Originally the White House was gray and ...
A.
because a French engineer was invited to design it
B.
because President George Washington liked to live in it
C.
because the British invaders lived in it in 1812—1814
D.
because it was to be the nation's capital city
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