orifice plateplate orificesharp-edge orifice锐: sharp; keen; acute孔板: pore plate锐孔，孔板: orifice同心锐孔板: concentric orifice锐孔流出；孔板流出: orifice flow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:锐孔板，即可在微信中查询翻译
