The probability is hard to calculate primarily because of the possibility of what are called common-cause accidents, where the loss of off-site power and of on-site power are caused by the same thing.
这个几率很难去计算的原因主要是因为发生所谓共发生事故的可能性,也就是说造成站外及站内电源掉线的是同一个原因。
“Even though the panel will not be large enough to power the entire car, it could provide enough power to switch the engine off and on when the car is stopped at a traffic light, ” he said.
“尽管面板不能提供整辆车的动力,但是当车遇红灯停下时,它足以提供发动机熄火和启动所需的能量了。” 他继续说。
The probability is hard to calculate primarily because of the possibility of what are called common-cause accidents, where the loss of off-site power and of on-site power are caused by the same thing.
发生此类事故的概率很难估计,因为发生由于同种因素导致核电站内外同时断电的概率难以计算。
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