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紙張厚度儀的工作原理

更新時間:2015-09-07 點擊量:4577

紙張厚度儀的工作原理
置紙樣于測量頭與量砧間,并受重錘定的壓力,紙樣所占居的厚度通過測量桿的位移傳遞給量表內的齒輪機構,使表針轉動一個角度而得到厚度的讀數。


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国产剧情一区_最后生还者第二季在线观看_国产精品色在线网站_午夜影院欧美
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