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【简答题】
低压断路器故障掉闸后，恢复送电时必须将开关手柄向下扳至“再扣”位置后再次合闸送电。
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皮皮学刷刷变学霸
举一反三
【单选题】What is the REAL name of the so called 'God Particle?'
A.
X-Atom
B.
Infinity Particle
C.
Higgs-Boson Particle
D.
The King Particle
【简答题】A．kilogram B．group C．matter D．particle
【单选题】The rate of diffusion of a particle across a membrane will increase if
A.
The area of the membrane decreases
B.
The thickness of the membrane increases
C.
The size of the particle increases
D.
The lipid solubility of the particle increases
【单选题】A particle has a displacement (SI) under the action of several forces, in which there is a force expressed as (SI). The work done by this force during this process is
A.
-67 J
B.
17 J
C.
67 J
D.
91 J
【简答题】elementary particle基本颗粒
【简答题】signal recognition particle，SRP
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