vacuum的例句大全

The problems of traditional hot wall transfer line of vacuum tower, such as more heat displacement of the horizontal pipe at low velocity, large pushing force on the tower support and severe sulfur corrosion, etc., are analyzed.

剖析了传统的热壁减压塔转油线存在的低速段水平直管热位移量大，对减压蒸馏塔和支架的推力大，硫腐蚀严重等问题。

Application of Liquid Ring Vacuum Pump in Czochralski Crystal Grower

水环式真空泵在直拉单晶炉上的应用

The obturation of vacuum in the crystal grower is one of the most important factors to judge the equipment capability. The ability to move air through plant canopies is related directly to the tightness of the green house.

单晶炉炉室真空密闭性能是衡量单晶炉设备性能好坏的重要因素。空气通过植物冠层移动的能力直接与温室的密闭程度有关。

The study on development of the shear strength of soft clay is very significant for the use of vacuum preloading method.

软土抗剪强度增长规律性研究对真空预压法的推广应用具有重要意义。

This paper discuss the technology of separating zinc-tin alloy to recover zinc tin by vacuum distillation.

研究了真空蒸馏法分离废杂锌锡合金回收锌锡金属的工艺.

Methods: The vacuum negative pressure meter and the delayed control line were used.

方法: 用真空负压表、延迟控制线路,接通电话机免提键、存储拨号键.

ABS , pu, resin, hard and soft rubber toning, vacuum mode, spray paint, drawing processing.

pu, 树脂, 硬软胶调色料, 真空复模, 喷油, 上色彩绘加工.

The variation of circulating water flow directly affects the vacuum of condenser efficiency of steam turbine.

循环水流量的变化直接影响到凝汽器的真空,最终会影响到汽轮机的电功率.

A steam-vacuum cleaner with an electric power controlling function and a method thereof are provided.

本公开提供一种具有电功率控制功能的蒸汽 式 真空吸尘器及其方法.

Turbine vacuum casting aluminium alloy, performance is reliable, safe, durable.

精铸铝合金涡轮真空泵性能可靠 、 安全 、 耐用.

The key point of reducing noise paper machine is to reduce aerodynamic noise of vacuum couch.

降低真空伏辊空气动力性噪声是降低抄纸机噪声的关键.

For automatic venting of a closed system to atmosphere when a vacuum is created.

适用于当封闭系统出现真空现象时,自动与大气接通.

Clinical Application of the Vacuum Suction Membrane Tray In Treatment to Injury of the Teeth and Alveolar Process

真空压膜牙托在前牙及牙槽骨损伤治疗中的应用

Conclusion: Vacuum package and paper-plastic package are better than polyethylene package in avouching for the quality of honey-fried Bulbus Lilii.

结论：真空复合包装和纸塑包装比聚乙烯塑袋包装更能保证蜜炙百合饮片的质量。

The analysis research of the aspirating mechanism and function of vacuum generator

真空发生器抽吸机理与性能的分析研究

Vacuum Forming for Asbestos Cement Sheet

石棉水泥板的真空成型

Vacuum Forming for Asbestos Cement Sheet Study on PCR-chip integrated

石棉水泥板的真空成型集成型PCR芯片的研究

The thermal conductivity of heat insulation materials, containing vacuum rubber board, asbestos board and quartz glass etc. was tested at different average temperature with RDL 1 automatic measuring apparatus made by ourselves.

用自行设计的RDL-1型物质热导率自动检测仪测试了真空橡胶板、石棉板等材料在不同温度下的热导率；

Reclamation has become an important means to obtain land in Tianjin Binhai New Area, the planning fill area reach 400 square kilometers. Vacuum preloading is the main method to deal with hydraulic fill mud.

围海造陆已成为天津滨海新区获得土地资源的重要手段，规划吹填面积达到400km~2，而真空预压是对吹填淤泥进行处理的主要方法。

The whole work is described as follow: First, Pro/ II with Provision was harnessed as the process simulation engine. Sequential modular was applied on flash column, prefractionator, atmospheric column and vacuum column for steady state simulation.

主要研究工作如下：第一，以PRO/Ⅱ作为流程模拟工作的工具，应用序贯模块法对三套常减压装置的闪蒸塔、初馏塔、常压塔与减压塔分别进行了稳态模拟。