double-hose rigs 双管设备

double hose safe valve 双管路安全阀

double jacket hose 双外层水带

double lock shower hose 双扣花洒

Double opening corrugated hose 双开型尼龙软管

double wire braided hose 双层钢丝编织胶管

double flexible hose 双扣管

double bolt hose clamp 软管夹

double-wire-braided hose 双层钢丝软管