It explains the reason of gentle breeze syntony about sustained tubate generatrix in hydromechanical viewpoint,and puts forworld several methods for avoiding gentle syntony.

用流体力学的观点解释了管母线发生动的原因,并提出了防止和除动的几种方法。

Clean bus bar with cleansing and dry soft bibric, check insulation damage or no. According to 7.2 section state, clean lipa and feculence adhere to.

用、燥的软布擦拭母线，检查绝缘是否有损伤。按7.2节所述，除油脂和粘附的污物。