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【简答题】
纯电感交流电路中通过的电流有效值,等于加在电感两端的 除以它的 。
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举一反三
【判断题】The reason for psychological unhealth is that people are too absorbed in pursuing personal benefit when striving for superiority.
A.
正确
B.
错误
【单选题】The children are very fat but______because they appear ill-nutritious(营养不良).
A.
unhealth
B.
unhealthy
C.
healthy
D.
health
【单选题】The latest study includes a comparison made between ______.
A.
healthy veterans and unhealthy veterans
B.
nuclear test participants and those with no radiation exposure
C.
the veterans who are still alive and those who have died
D.
people who died of cancer and people who took part in atomic tests
【单选题】I hardly exercise so I think I'm kind of _____. [ ]
A.
healthy
B.
health
C.
unhealthy
D.
unhealth
【简答题】写出以下路基术语的英语:( 1 )路基 ;( 2 )路堤 ;( 3 )路堑 ;( 4 )半路堤 ;( 5 )半路堑 ;( 6 )路基面 ;( 7 )路肩 ;( 8 )基床表层 ;( 9 )基床底层 ;( 10 )边坡 ;( 11 )排水坡 ;( 12 )路肩高程 ;( 13 )路拱 ;( 14 )过渡段 ;( 15 )天然护道 ;( 16 )坡率 ;( 17 )取土坑 ;( 18 )弃土堆 ;( ...
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