撑杆

I took to pole-vaulting right away.

我马上就掌握了撑杆跳的技能。

7 Permanent weld backing bars, consumable inserts and nonconsumable insert rings are not permitted without prior written approval from SECCO.

事先没有赛科公司的书面批准，不允许有永久焊接的支撑杆、熔化性嵌条和不可熔嵌环。

An intelligent clothes rack is developed with a block installed on the end of each knighthead,around which steel wire is enwind and connected to a DC motor and the clothes rail.

智能晾衣的机械是在普通拉杆式晾衣两支撑杆的端各安装一个滑轮,再穿入钢丝绳。