... water-surface area 水表面面积 water-surface cleaning device 水面清洁装置 water-tight case 不透水外壳 ...
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Bearing surface and non-bearing surface of rubber belt shall be equipped with cleaning device.
胶带承料面和非承料面均应设置清扫装置。
So this device has ideal cleaning effect, can clean the whole surface of the object.
从能清晰物体的全部表面，以达到理想的清洗效果。
The cleaning device can maintain the clean surface of the solar cells, improve the power generating efficiency and prolong the service life of the cells.
清洗装置能保持清洁的太阳能电 池表面，提高发电效率，延长电池的使用寿命。
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