And once electric cars become commonplace, repair costs should come down, too — making an electric car a good choice for people who want to save fuel and save money at the same time.

而且一旦电动汽车变得非常普及，维修费用便也会降下来，对那些既想节省燃料有想节省金钱的人购买一辆电动汽车是一个很好的选择。

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Electric welding is used to repair iron and steel parts of machinery, and to make steel pipe and frameworks of all kinds.

电焊可用于修理机器的铁制和钢制部件，还可以用于制作各种各样的钢管和其它钢结构部件。

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The automatic failures diagnosis and repair technology in complex electric system of basic composition and operation principle is described.

简述了复杂电子系统故障诊断与修复技术系统的基本结构、工作原理。

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The best-paying state for these workers, who assemble, install, repair or maintain electric or hydraulic freight or passenger elevators, escalators or dumbwaiters: Massachusetts.

FORBES: America's Best-Paying Blue-Collar Jobs

The best-paying state for these workers, who assemble, install, repair or maintain electric or hydraulic freight or passenger elevators, escalators or dumbwaiters: New Hampshire.

FORBES: America's Best-Paying Blue-Collar Jobs

The devastation caused by Sandy on the East Coast last October presented a huge challenge for utilities to repair damage to the electric grid and restore power to their customers quickly.

FORBES: NRG Rolls Out Solar Pergola To Target Residential Market