一区二区三区亚洲视频,亚洲国产精品久久婷婷,一本久道久久综合中文字幕,一区二区三区在线看,羞羞动漫免费看网站,真实国产乱人伦在线视频播放

煤炭化驗設備--煤樣制備的程序和作用是什么?

2017-03-07  來自: 鶴壁市華維科力煤質儀器有限公司 瀏覽次數:2159

煤炭化驗設備--煤樣制備的程序和作用是什么?

試樣制備包括混合、破碎、縮分,有時還包括空氣干燥和篩分。

混合的作用是增加煤樣中各種顆粒的分散度,減小縮分誤差。

破碎的作用是減小試樣粒度,增加試樣顆粒數,以減小縮分誤差。

縮分的作用是減少試樣質量,使之達到分析試驗所需的程度。

空氣干燥的作用是:

A.除去煤樣中部分水分,使之順利通過破碎機和縮分機;


產品展示

相關資訊 更多>>

鶴壁市華維科力煤質儀器有限公司

電 話:0392-2666217 手 機:13849235666

郵 編:458030

地 址:河南省鶴壁市山城區奔流街西段20號

CopyRight ? 版權所有: 鶴壁市華維科力煤質儀器有限公司 網站地圖 XML 備案號:豫ICP備09000731號

本站關鍵字: 煤炭化驗設備,煤炭分析儀,量熱儀量熱儀 量熱儀,微機量熱儀 測硫儀,微機全自動測硫儀 微機全自動工業分析儀


華維科力煤質儀器

豫公網安備 41060302000014號

在線客服
主站蜘蛛池模板: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |