There are not polarity effects of the model and under heavy icing condition,whereas it is evident when the air gap exists.
真实模型在全桥情况下的极性效应不明显，但是当存在空气间隙时，极性效应是存在的。
参考来源 - 冰柱模型和支柱绝缘子覆冰直流闪络特性与机理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
The discharge should be funneled through a Watts air gap fitting piped to a floor drain.
这种排放应该通过美国瓦茨气隙连接件用管道引到地漏处。
Vent the air gap and drain line from the relief valve in accordance with code requirements.
按照规程的要求，排出安全阀气隙和排放管道的空气。
Turn the electric motor shaft if it rotates freely, Measure the air gap between the stator and the rotor.
扳动电动机的转轴是否能自由旋转，测量定子和轴承的空隙。
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