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aerator

美['eɪəˌreɪtə] 英['eɪəreɪtə]

n. 充气器；鼓风机；【冶】松砂机

Noun

The optimum aperture of an aerator is smallest at the water depth of 4 m. 一般水深在4 m左右;曝气器的最优孔径最小.
The optimum water depth increases as the aperture of the aerator increases. 水深较小时,宜选用孔径较小的曝气器;
The length of air cavity is an important factor in design of lateral aerator. 摘要侧空腔长度是侧墙掺气坎设计时考虑的重点内容。
Aerator should be generally placed in the center of fishpond, or like windward on the drawing. 增氧机一般应放置在鱼池中央，或图略偏上风的位置。
Frequently clear the attachment on impellers to avoid load increasing, so as to not damage aerator by overload. 应经常清除叶轮附着物，防止负荷增加，以免造成过载运行而损坏增氧机。
After using 1 year, the aerator needs thorough examination and repair, oil changing and painting maintenance. 9增氧机使用一年后，应进行全面检查维修，更换润滑油，并进行油漆保养。

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