Multiple bubbles together in a small group, or black or dark brown bubbles are a typical indication of a damaged window heat control system.

许多气泡聚成一小组，或黑色或深棕色气泡是风挡加温控制系统损坏的典型迹象。

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Multiple bubbles together in a small group, or black or dark brown bubbles are a typical indication of a defective window heat control system.

许多气泡一起成一小组，或黑色或深棕色气泡是典型的风挡加温控制系统缺陷迹象。

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Through expounding the calculation process of the external wall, roofing, floor and door and window heat transmission coefficient, the article investigates the energy-savingc alculation.

文章通过对外墙、屋面、地面和门窗传热系数的计算过程加以阐述，探讨节能计算。

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Inside the car, they should open a window a little for fresh air and turn on the engine for ten or fifteen minutes every hour for heat.

VOA: special.2010.01.05

New window films can reduce heat lost through windows by more than 50%.

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Father rolled down his window, and the thick heat of the day spilled in.

NEWYORKER: Naima

Sears, for example, has developed a response model based on weather, e.g. targeted emails on window AC units during a heat wave targeted at relevant zip codes 3-5 days after a heat wave.

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