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【判断题】
场效应管的跨导随漏极静态电流增大而增大。( )A.
正确
B.
错误
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【单选题】The elderly man collapsed on a downtown Brooklyn street corner _______________.
A.
when he was not with any relatives
B.
as he was knocked over by a car while crossing the street
C.
because the road was covered with ice and he was unable to walk well
D.
while he was on his way to see his son who served in the Marines
【简答题】根据焊接线能量公式当焊接电流和电弧电压各增加 20%时,若要保持焊接线能量不变,则需将焊接速度______。A. 提高 22% B. 提高 44% C. 提高 40% D. · D、 提高 20%
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【单选题】The average rainfall in Ningxia is small, _____ makes the climate here is drier ______ with other cities in China.
A.
that; compared
B.
which; comparing
C.
which; compared
D.
that; comparing
【简答题】f ___________ a charge paid for the transportation of goods
【单选题】People try to avoid public transportation delayed by using their own cars, and this ______ creates further problems. [ ]
A.
in turn
B.
in all
C.
in case
D.
in time
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