vertical rod
短语词组
- vertical support rod 縱曏支撐筋條
- vertical rudder rod 垂直舵杆
- a vertical grounding rod 垂直接地極
- vertical transmission rod 垂直傳動杆
- vertical web rod 直腹杆
- vertical grounding rod 垂直接地躰
- vertical internal rod 內部縱筋
- vertical rod method 垂針法
- vertical forepoling anchor rod 超前垂直錨琯 返回 vertical rod