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【单选题】
不符合心源性水肿的是A.
水肿从眼睑开始
B.
水肿凹陷性
C.
体循环淤血导致水肿
D.
水肿部位易发生溃烂
E.
摄入钠盐过多可加重水肿
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皮皮学刷刷变学霸
举一反三
【单选题】Running an electric winch at slow speed over a long period of time causes ______．
A.
the speed to be retarded by the friction brake
B.
a load to go downward at full speed
C.
the circuit breaker to turn off
D.
the resistors to overheat and eventually burn out
【简答题】比一比。 30分○30秒 1时○60秒 60分○1时 1分○61秒
【单选题】If an attempt is made to hoist a load that exceeds the capacity of an electric winch，an overload safety device causes a circuit breaker to cut off the current to the winch motor ______．
A.
when the line pull reaches the rated winch capacity
B.
after the line pull exceeds the rated winch capacity
C.
after a short build-up of torque
D.
immediately
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