是获得粗真空的主要真空设备之一。
是获得粗真空的主要真空设备之一。
LS型直排大气湿式罗茨真空泵属粗真空获得设备。
LS series wet roots vacuum pump is a rough vacuum pumping equipment.
本文研制的集成皮拉尼传感器系统能够作为气压检测器应用于中真空和粗真空的测量。
The integrated Pirani vacuum sensor system in this work can be applied for the gas pressure detector in the medium and rough vacuum measurement.
结果表明，此种新型规管在760～10~（-5）托压强变化范围内有较高的灵敏度，可望作为测量从粗真空到高真空宽量程的真空规管。
The results have shown that this new-type vacuum gauge possesses higher sensitivity in the 760-10-5 torr range of pressure change. It is hopeful to use it as a vacuum gauge in measuring a wide …
欧洲粒子物理研究所必须清理从消防水带那么粗的管道里冒出的“煤烟般的灰尘”，所以要安装极端超高真空设施保证质子光束畅通无阻。
Cern had to clean "soot-like dust" from the firehose-size pipes meant to contain an extreme vacuum so that nothing would obstruct the proton beams passing through.
粗产物经硫酸铜溶液萃取、硅胶过滤、重结晶、真空升华进行分离提纯得到纯产品。
The products obtained were purified by extraction with copper sulfate solution, filtration through silica gel, recrystallization and vacuum sublimation.
结果表明，真空渗硼预处理不仅可以有效的消除或控制钴在金刚石沉积时的不利影响，而且，还显著粗化硬质合金基体表面。
The results showed that the vacuum boronizing pretreatment method effectively reduced the diffusion and mobility of Co in the substrates and obviously roughened the surface of the cemented carbide.
因此，真空蒸馏粗镉在理论上可行的，操作条件也容易实现。
Therefore, vacuum distillation thick cadmium in theoretically feasible, the operating condition is also easy to realize.
试验结果表明，采用真空蒸馏法脱除粗铋中银代替传统的加锌除银法，在技术上是可行的。
The test results show that it is technically feasible to separate silver from crude bismuth by vacuum distillation instead of traditional Parke's process of desilverization(zinc desilverization).
将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；
The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.
经过工业试验，西北铅锌厂对粗镉真空蒸馏制取精镉积累了一定的生产实践经验。
After the commercial test, the Northwest Lead Zinc Smelter took the finecadmium to the thick cadmium vacuum distillation system to accumulate the certain production practice experience.
从理论上分析了采用真空蒸馏的方法将粗硒提纯除杂的可行性和规律性。
A new technique has been researched on the feasibility and regularity for removing impurities from rude selenium by vacuum distillation in theory analysis.
连续结晶器得到的富银铅采用真空蒸馏获得含银>80%的粗银。
The silver-rich lead came from the continuous crystallizer is then subjected to vacuum distillation, yielding silver bullion of over 80% Ag.
拟定了真空蒸馏铋银锌壳制取粗银、粗铋和粗锌的工艺流程，并论证了该流程的合理性。
The process flow sheet of vacuum distillation of Bi-Ag-Zn crust was drawn up, and its rationality was argued.
本文研究了粗铋真空蒸馏脱银的可能性及规律性。
The feasibility and regularity for the removal of silver from crude bismuth by vacuum metallurgy have been investigated.
由该方法制造的带自补偿热偶真空规管已申请中国专利国产热偶规管是我国目前应用最普遍的粗低真空测控传感器。
The native thermocouple gauge tubes are in the most common used transducers for the gross and low vacuum measure and control in our country.
介绍了用氟化钪钙热还原得到的粗金属钪为原料，通过真空蒸馏净化制取纯金属钪的工艺过程及其技术参数。
The technics of purifying Sc metal in vacuum distilling with coarse Sc metal which is made by ScF3deoxidized by Ca at heated condition.
用常规干燥、真空干燥及超临界干燥等方法研究了二氧化钛粗粒子的形成机理。
By means of traditional drying, vacuum drying and supercritical drying, the formation mechanism of large aggregates of titanium dioxide was investigated.
利用金属饱和蒸汽压的不同，采取在一定真空度下使铟熔化脱除粗铟中的镉，达到粗铟提纯的目的，同时考察了粗铟中其他杂质元素的变化。
The impurity elements as Cd, Zn, Tl, Pb, Bi were removed from the crude indium by the vacuum process instead of the traditional way using reagent.
利用金属饱和蒸汽压的不同，采取在一定真空度下使铟熔化脱除粗铟中的镉，达到粗铟提纯的目的，同时考察了粗铟中其他杂质元素的变化。
The impurity elements as Cd, Zn, Tl, Pb, Bi were removed from the crude indium by the vacuum process instead of the traditional way using reagent.
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