position ferme闭合: close; shutting; synizesis; ...式: type; style闭合式180弯头: close pattern return bend闭合式泊位: enclosed berthage闭合式弹簧: lock-up-feder lock-uspring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:闭合式,即可在微信中查询翻译