face opening of exhaust hood排气: exhaust; aerofluxus; air-out ...罩: cover; overspread; wrap的: 4次方是 The fourth power of 2 i ...酌: drink面: face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:排气罩的酌面开度，即可在微信中查询翻译
