常見例句雙語例句Aiming at the attachment process requirements of the U structural section's flash butt welder, the special gas-liquid drive gear and pressure clamp system were designed.針對U型鋼專用閃光對銲機(jī)的連接工藝要求，設(shè)計了專用氣液聯(lián)控的傳動機(jī)搆和增壓夾緊機(jī)搆。 返回 butt clamp