在恶劣的自然环境下,积污绝缘子随时可能发生闪络.Polluted insulators may flashover at any time under disadvantage weather conditions.实验表明表面电荷积聚使得绝缘子沿面闪络电压的降低竟然达到23.4%.For the insulator investigated the 50 % flashover voltage is reduced by 23.4 %...
Mo's eaves, before the wind ; napping foreheads fell plum.莫是檐前贪午睡,风吹额上落梅花.Every one's faults are not written in their foreheads.知人知面不知心。Many have gems adorning their foreheads, and gold bands on their arms.许多人在...
a kilometre and a half of bitumen一公里半的柏油路面Bitumen paper can be burnt to gain energy.沥青纸可以焚烧以获得能量。In fact, a speciality crude is suitable only for bitumen production.事实上, 这种特性的原油只适宜于生产沥青....
把洋葱切成极薄的薄片。Cut the onion into paper-thin slices.流动表面上的亮条纹是高度反光的薄片的轨迹线.Light streaks on surface of flow are traces of highly reflective flakes.湿润的薄片需加热,以钝化抗营养的因素.Moistened flakes are heated to inactivate the antinutrition...