flange holder with conical seat的意思|示意
美 / /
英 / /
带锥形阀座的法兰固定器
flange holder with conical seat的网络常见释义
锥座法兰式夹持器 ... conical-seat nozzle 锥形基座喷管 flange holder with conical seat 锥座法兰式夹持器 valve with conical seat 锥座阀 ...