ִҵҩʦҳ ִҵҩʦָ ִҵҩʦԶ̬ pc????ִҵҩʦ ִҵҩʦԸ ִҵҩʦ ִҵҩʦ
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ִҵҩʦҩѧרҵһ⾫ѡ

ʱ:2019-07-13 10:36:05Դ:sdxwhs.com:


ִҵҩʦҩѧרҵһ⾫ѡ1ҩƼȶԵ˵() A.ҩﻯѧṹֱӰҩƵȶ B.ҩøҪѧȶԸϲӰҩƼȶ C.΢

ִҵҩʦҩѧרҵһ⾫ѡ

1ҩƼȶԵ˵()
 
A.ҩﻯѧṹֱӰҩƵȶ
 
B.ҩøҪѧȶԸϲӰҩƼȶ
 
C.΢ȾӰƼȶ
 
D.Ƽܵı仯ѧ仯ѧ仯
 
E.ȶΪƼװ桢ȷЧڵĽṩѧ
 
𰸡B
 
2ijҩڰһѧk=0.0346h-1ҩ˥ԼΪ()
 
A.3.46h
 
B.6.92h
 
C.12h
 
D.20h
 
E.24h
 
𰸡D
 
3ҩѧϵͳڵڢˮԡ͸Եҩ()
 
A.˫ȷ
 
B.
 
C.
 
D.涡
 
E.ͪ
 
𰸡E
 
4.Ϊ˼ٶ۲Ĵ̼,Ҫۼ͸ѹҺ͸ѹۼ͸ѹڼĸ()

A.DZ
 
B.ɽ-80
 
C.
 
D.ɰ
 
E.ȼ׻ά
 
𰸡D
 
5.ҩﰲȫԵҩָɱʾΪ()
 
A.ED95/LD5
 
B.ED50/LD50
 
C.LD1/ED99
 
D.LD50/ED50
 
E.ED99/LD1
 
𰸡D



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