绝缘子的发展
绝缘子 ( 又叫瓷瓶 ) 由瓷质和金具两部分组成 , 中间是用水泥粘合剂胶合。瓷质部分是保证绝...
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05
In Praise of Coated Insulators
When there are two alternative technologies that each somehow complement the weakness of the other, combining them would ...
15
Widespread Blackout Triggered Study of Contaminated Snow on
On 22 Dec. 2005, a severe snowstorm in northern Japan led to one of the countrys worst long-term outages in decades and i...
