single sided plate valvesingle-sided plate valve单面: single face; one side板: board; plank; plate阀: established house or power g ...胶面板阀: rubber faced flat valve单面板: single-clad board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:单面板阀，即可在微信中查询翻译
