clamp ringlocking ring锁紧: locking; drop lock圈: circle; ring锁紧圈式: clamring type锁紧圈凸轮: clamp ring cam封隔器主体锁紧圈: body lock ring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:锁紧圈,即可在微信中查询翻译