常見例句雙語例句The utility model discloses a sliding contact wire which is a sliding contact power supply circuit for mobile electric appliance device, such as lifting devices, transporting devices, etc.本實用新型滑觸線是一種起重運(yùn)輸?shù)纫苿与姎庠O(shè)備用的滑動接觸供電線路。ip.com 返回 electric transporting appliance