Such as in multi-storey office blocks with large glass areas subject to solar gains, and including heat-producing office machinery, computers, intensive electric lighting, etc.

如装有大面积玻璃因而易受阳光照射的多层办公大楼，还包括会产生热量的办公机器，计算机，密集的电力照明等；

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"He's got a job selling farm machinery and lighting equipment," the boy answered.

“他在卖农用机器和灯具设备。”小伙子回答道。

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Cleaning applies to the major electronic components and circuit board of rosin, precision machinery parts grease, Case strap on the lighting and polishing wax and dirt, and so on.

主要适用于清洗电子零件及线路板上的松香、精密机械零件油脂、表壳表带和灯饰上的抛光蜡及污垢等。

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