drip-proof screen-protected machine 防滴网罩保护式电机 ; 防滴网罩防护型电动机
screen-protected machine 网罩防护型电机
non-protected machine 非防护型电机
weather-protected machine 风雨防护式电机
screen protected machine 网罩防护式电机
flange-protected machine 凸缘防护电机
weather protected machine 风雨防护式电机
drip-proof f screen-protected machine 防滴网罩保护式电机
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