It's not necessary to use is used to help plant equipment.

它的非有必要用途是用来栽扶植物的设备。

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Control and limit over excitation of power plant equipment.

控制并限制电厂设备的过励磁。

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Responsible for manufacturing engineers, production associates, machine operators, and other plant equipment operators.

负责监管制造工程师，生产顾问，机器操作员，和其他工厂设备操作员。

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It also is in motherboards in computers, cellphones and solar panels, and some joints in appliances and power-plant equipment.

WSJ: A Wager on Metal's Silver Lining

In addition, stolen plant equipment, such as a mini road-roller and a mini excavator, were recovered, along with a stolen quad bike.

BBC: Scotland-England border

Enterprises are being pressed to change over from coal to cleaner-burning natural gas and methane, and to be more energy-efficient by modernizing their plant equipment in the switch.

FORBES: Pollution And Prosperity