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【判断题】
使用(Reyleigh)散射光强度公式,可以测量溶胶粒子的大小。( )A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】What made Americans very proud in the past was ______.
A.
their strong economic and political power on world stage
B.
their capability on involving other people into their culture
C.
their great tolerance of the cultural features of immigrants
D.
their high fertility rate of native blacks and whites
【单选题】Americans are proud of their variety and individuality, yet they love and respect few things more than a uniform, whether it is the uniform. of an elevator operator or the uniform. of a five-star gene...
A.
still judge a man by his clothes
B.
hold the uniform. in such high regard
C.
enjoy having a professional identity
D.
will respect an elevator operator as much as a general in uniform
【单选题】What have Americans been proud of for a long time?
A.
Americans have been proud that their country is the richest one.
B.
Americans have been proud of belonging to the greatest power in the world.
C.
Americans have been proud of their improving quality of life.
D.
Americans have been proud that they have never lost hope for the future.
【单选题】Americans are proud of their variety and individuality, yet they love and respect few things more than a uniform, whether it is the uniform. of an elevator operator or the uniform. of a five-star gene...
A.
still judge a man by his clothes
B.
hold the uniform. in such high regard
C.
enjoy having a professional identity
D.
will respect an elevator operator as much as a general in uniform
【多选题】生产集中是指生产资料、劳动力和商品的生产越来越被集中于少数大企业的过程，或者说少数大企业在整个社会生产中所占比重日益增大的过程。资本集中是指已经形成的各个资本的合并，它是通过大资本吞并小资本，或若干小资本联合成少数大资本而实现的个别资本迅速增大。关于生产集中与资本集中，下列说法正确的是
A.
它们是资本主义自由竞争的结果
B.
它们是剩余价值规律、竞争规律和资本积累规律作用的结果
C.
它们是生产社会化的重要表现
D.
它们是资本社会化的重要表现
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