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(4)为了保证工作通径下检修的需要,变送器前后管道上应安置切断阀门(截止阀),同时应设置旁通管道。
替换好刀片以后,再查看各部位螺栓是不是紧固,如有松动应拧紧,用手滚动皮带轮,机件与机壳不该有碰擦景象。
防爆标志为ExdⅠMb、ExdⅡAT4Gb、ExdⅡBT4Gb、ExdⅡCT4Gb,分别适用于煤矿井下固定式设备及工厂用ⅡA级、ⅡB、ⅡC级,温度组别为T1~T4组的爆炸性气体混和物的场所。
重介旋流器的选煤工艺是多种多样的。
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就每种故障原因及处理方法进行介绍,以便用户更好的进行设备处理。
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1、机械筛分、溶液扩散(NF)、优先吸附毛细管流动(RO)理论为基础。
在整个钝化过程中,焊接过程中散落的材料会对不锈钢表面造成一定的腐蚀。
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使用项目管理软件避免潜在的陷阱。
3、防火涂料除自身具有难燃性或不燃性外,它还具有较低的导热系数,可以推迟火焰温度向被维护基材的传递。
搬家的准备工作有哪些[发布日期:2022-08-12]来源:广州搬家公司问:在时具体要做的准备工作有哪些?广州帮德运搬家公司答:搬家时的基本材料为袋子、宽胶带,还有纸箱,这些东西比较容易买到。
为考察润滑剂在长期试用下的性能,该工程弹性滑板支座上述两种形式都予以采用。
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