套柄凿 榫凿 榫凿socketed grip: 内卡板管接头socket-welding flange: 承插焊接法兰socketed pile: 嵌岩桩socket-welding fitting: 焊接式管接头socketed pipe: 套接管; 套节管下载手机词典可随时随地查词查翻译