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traction electric network
牵引网
由接触网和回流网组成的轨道交通输电设施。接触网是向列车输送电能的输电设施,其主要功能是通过列车上的受电弓或受电靴向地铁列车提供电能。回流网是将电流回流到电源负极的设施,由钢轨或回流轨、回流电缆、轨电位装置、单向导通装置、排流柜以及隧道结构钢筋等组成。
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the Shizilin Garden
The Shoemaker's Holiday or the Gentle Craft
The Shop of the Lin Family
The Short Story Magazine
The Shrew Wrongly Get Married
The Shrimp Lantern
The Shun Pao Year Book
the shu-yi in strument of Dunhuang
The SI Brochure
The Sichuan - Tibet Highway
the significant form
The Silence of Sorrow
The Silence of the Lambs
The Silent Don
The Silent Holy Stones
The Silent World
The Silk Manuscripts about Treatise of Political Strategists in the Warring States
the silk of Jin dynasty
the silk of Liao dynasty
the silk of Ming dynasty
the silk of Qin and Han dynasties
the silk of Qing dynasty
the silk of Song dynasty
the silk of Sui dynasty, Tang dynasty and the Five dynasties
the silk of the spring and autumn period and the warring states period
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