effective sealing width of gasket垫片: pad; shim; back-up plate; fi ...有效: effective; valid; efficaciou ...密封: seal; seal up; seal airtight ...宽度: width; breadth; duration垫片密封宽度: gasket sealing width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:垫片有效密封宽度，即可在微信中查询翻译
