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【判断题】
两物体辐射换热时,只是高温物体向低温物体放热。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】When there is no movement of the rams on an electro-hydraulic steering gear, the tilting box of the running pump is _____.
A.
set for maximum torque
B.
on the purge and vent stroke
C.
in the neutral position
D.
rotating backwards
【单选题】In an emergency，the electro-hydraulic steering units can be directly controlled by the ().
A.
Trick wheel
B.
Rapson slide
C.
Follow-up gear
D.
Receiver unit
【单选题】Why does the writer of the letter that Electro-Robo is violent?
A.
It is control to radio water.
B.
It is expensive to buy.
C.
It is 80 centimeter
D.
It bears arms.
【简答题】论坛营销与传统营销模式不同还在于它特有的 [填空1] 方式A. 互动
【单选题】Dual electro-hydraulic steering units usually operate ______．
A.
With both pumps on line at the same time
B.
With one pump on standby
C.
With the follow-up gear disconnected
D.
Only when the rudder is moved amidships
【简答题】论坛营销与传统营销模式不同还在于它特有的( )方式。
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