电子游戏厅

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            Tin tức bitcoinhọc tiếng Trung onlineyoga Viet Nam

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                1. Blockchain là gìhọc tiếng Trung onlineyoga Viet Nam

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                      1. Giá Bitcoinhọc tiếng Trung onlineyoga Viet Nam
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                        JIAOBANXILIE

                        反应罐

                        发布时间:2017-06-05  点击次数:1447 次
                        • 反应罐
                        工作原理
                               在内层放入反应溶媒可做搅拌反应,夹层可通上不同的冷热源(冷冻液,热水或热油)做循环加热或冷却反应。通过反应釜夹层,注入恒温的(高温或低温)热溶媒体或冷却媒体,对反应釜内的物料进行恒温加热或制冷。同时可根据使用要求在常压或负压条件下进行搅拌反应。物料在反应釜内进行反应,并能控制反应溶液的蒸发与回流,反应完毕,物料可从釜底的出料口放出,操作方便。

                        XIANGGUANCHANPIN