Detection of furfurol content in transformer oil is an effective method to judge the aging degree of insulated paper in the transformer.

检测变压器油中糠醛含量是判断变压器绝缘纸老化程度的有效方法。

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The DC test, which is an effective means for the diagnostics of oil impregnated paper insulated cable, is still used even now, but it is ineffective and harmful for the plastic insulated cable.

直流电压试验作为一种对油浸纸绝缘电缆非常有效的方法应用至今，但它对塑料绝缘电缆是无效而且有害的。

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The vacuum insulated tubing is one of the main facilities that are exploited in heavy oil by the injection of steam.

真空隔热油管是稠油注蒸汽开采的主要设施之一，其隔热性能直接影响热采效果。

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Also, big economies today are generally better insulated from oil-price fluctuations.

ECONOMIST: Despite a dip, a record is on the horizon

The laundry list of green features of each Oil Silo Home is exhaustive: super-thick insulated wall panels, rainwater recycling systems, rooftop gardens, natural ventilation, EV charging stations, radiant floor heating, green walls, and the list goes on and on.

FORBES: Written by Matt Hickman