vacuum pumping 抽真空 ; 抽真空操作
vacuum pumping system 真空排气系统 ; 真空抽气系统 ; 真空排气体系 ; 抽真空系统
vacuum pumping hardware 真空排气装置
vacuum pumping station 真空抽气站
Vacuum pumping chain plate line 抽真空链板线
vacuum-pumping equipment 真空抽气设备 ; 抽真空设备
system vacuum pumping 真空抽气系统
equipment vacuum-pumping 真空泵设备
The studied technology of Ceramic Decision Casting is: the clean of female mold--- brushing silicon rubber--- vacuum-pumping---plaster stuff perfusion---silicon rubber /plaster mould rapping---make up ethyl silicate hydro lysate---make up ceramic stuff ---ceramic stuff perfusion---ceramic mould rapping---torch firing---roasting---sand mould making---alloy smelting---alloy pouring--- unpacking--- inspection .2.
主要成果如下:(一)开发的镁合金陶瓷型铸造的工艺为:母模处理—涂刷硅橡胶—抽真空—灌石膏—硅橡胶/石膏模起模—配水解液—配陶瓷浆料—灌浆—起模—喷烧—焙烧—制作砂型—合金冶炼—浇注—开箱—检验。
参考来源 - 镁合金陶瓷型精密铸造工艺及组织性能研究·2,447,543篇论文数据,部分数据来源于NoteExpress
The mass transfer effect of MA when using absorption solution is better than using vacuum-pumping and sweep gas .
一般采用吸收式膜吸收法的传质效果要优于减压式和吹扫式膜吸收法的传质效果。
A new testing method of vacuum-pumping for bulkiness property of three-dimensional crimp polyester staple fibers was introduced.
介绍了一种新的测试三维卷曲涤纶短纤维的膨松性能的方法——抽真空法。
The pumping speed is predicted according to the vacuum-pumping program, and it is very instructive and meaningful for choosing the vacuum pump in the succeeding phase.
最后针对此方案,对真空泵抽速进行了预测,这将对后续阶段真空泵的选型具有指导意义。
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