Opacimeter: Instrument for measuring the opacity of paper and expressed it as a percentage.
量度纸张不透明度并以百分率示的仪器。
Opacimeter: Instrument for measuring the opacity of paper and expressed it as a percentage.
量度纸张不透明度并以百分率示的仪器。
声明:以上句、词性分类均由互联网资源自动生成,部分未经过人工审核,其达内容亦不软件的观点;若发现问题,欢迎向我们指正。