vertical rod
短語詞組
- vertical support rod 縱曏支撐筋條
- vertical rudder rod 垂直舵桿
- a vertical grounding rod 垂直接地極
- vertical transmission rod 垂直傳動桿
- vertical web rod 直腹桿
- 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