vacuum lifting gear是什么意思

网络释义

用法例句

In this article, based on the problems in the use of the film dropping evaporation equipment and with RNJM03-4200 third Film Dropping Evaporation Equipment as the example, one method of appropriate disposition of the vacuum device was introduced.

以ＲＮＪＭ０３－ ４２００ 型三效降膜式蒸发设备为例，针对近些年来降膜式蒸发设备真空装置出现的问题，就如何合理配置真空装置予以描述。

The vacuum device for three-effect and four-compartment evaporation process of diaphragm caustic soda was transformed,which reserved the water jet condensers and added a combined vacuum device of a surface condenser and a vucuum pump.

对隔膜法烧碱三效四体蒸发工艺的真空装置进行改造,保留水喷射冷凝器,增加表面冷凝器加真空泵的真空装置,提高了真空度,降低了蒸汽消耗。

Design of Control System for Vacuum Pressure Casting Mould Based on LOGO!;

基于LOGO!的压铸模具真空装置控制系统设计

Aimed at the pore deficiency of conventional pressure casting,a vacuum of mould based on LOGO! controlled is designed.

针对传统压力铸造的气孔缺陷,设计了一套基于LOGO!控制的模具真空装置,并从总体方案、气路部分、控制部分三方面较详细的介绍了设计方法。

Discussion on corrosion of vacuum system for tobacco vacuum humidifier and technological improvement;

烟草真空回潮机真空装置的腐蚀原因探讨及技术改进