portioning是什么意思

The invention relates to a device portioning and extruding fluxible substance.本发明涉及一种分份挤出可流动物质的装置.Door window, wall, kitchen window, glass portioning , glass shower bathroom, escalator, fumiture decoration, and so on.门窗 ...

portioning的音标：portioning的英式发音音标为：['pɔ:ʃnɪŋ]portioning的美式发音音标为：['pɔʃnɪŋ]...