roller support滚动: roll; trundle; rolling; volu ...支座: pedestal for a body constell ...滚动支座底板: roller block摆动支座: gantry pillars; socketed stanchion; swing link carrier插动支座: rocker bearing下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:滚动支座,即可在微信中查询翻译