vacuum的例句大全

The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.

将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；

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Abstract As influence of beaming effect, the entry conditions of the next tube in vacuum pumping line is different, from the tube which connects with a big vessel, so the transmission probability which was worked out by the experience approximate expression will lead to more errors.

由于集束效应的影响，真空管路中后续管道与入口连接大容积的管道的入口条件不相同，因而其传输几率的计算用现有的近似计算公式将会导致较大的误差。

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This paper discusses the influence of beaming effect and worked out the accurate expression of the transmission probability of the next tube in vacuum pumping line.

本文计论了集束效应对后续管道的影响结果，以现有的计算公式为基础，导出了后续管道传输几率的较为精确的近似计算公式。

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Sludge dewatering of vacuum filtration is mainly applied to dehydrate the sludge in primary setting tank and digestion tank.

真空过滤脱水用于初沉池和消化池污泥脱水；

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On the effect of condensing worm on vacuum cooling

凝水器对真空冷却效果的影响分析

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Study on out-gassing by baking and glow discharge during wall conditioning of vacuum chamber

装置器壁烘烤出气与辉光放电清洗出气研究

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Use of Liquid Crystal Material of High Polymer as the Rotary Vane of Direct Connected Vacuum Pump

用高分子液晶材料作直联式旋片泵旋片像石头等（坚硬的材料）碎成细片

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Failure Analysis of Connecting Pipe for Vacuum Refrigeration System

真空冷却系统连通管路失效分析

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Electric Control System for Vacuum Consumable Electrode Arc Furnace

真空自耗电弧炉电气系统

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Development and use efficiency of blocking valve in vacuum consumable electrode arc furnace

真空自耗电极电弧炉闭锁阀研制与使用功效

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The influence of vacuum cooling on the quality of cooked beef was studied as compared with conventional cooling methods including air-blast cooling and slow-air cooling.

本实验研究了真空冷却方式与冷风冷却，自然冷却方式对白煮牛肉品质的影响。

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Study of the dynamic changes of microorganisms in sliced vacuum-packed cooked ham during storage by PCR-DGGE fingerprinting

应用PCR-DGGE指纹技术研究真空包装火腿切片贮藏过程中的微生物动态变化

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Study on Vacuum/ Pressure Impregnation Cooking Process and Equipment

真空-压力浸渍蒸煮工艺及其设备的研究

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The vacuum pressure impregnation cooking monitor system

真空压力浸渍蒸煮监控系统

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Vacuum cooling was used instead of conventional air blast cooling to low down the temperature of fresh meat on the producing line of cooled meat, then the meat was stored at ( 1 ± 1)℃.

用真空冷却代替现有冷却肉生产过程中采用的风冷，将肉贮藏在（1±1）℃的冷柜内。

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The commonly employed approaches include vacuum low-temperature heating, liquid nitrogen method, capsule method, flavor pairing method, bubble method, decomposition method, and so on.

其常用的方法有真空低温加热法、液氮法、胶囊法、风味配对法、泡沫法、分解法等。

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On the Improvement of Return Water and Vacuum Systems in Power Plant

发电厂循环水、真空等系统的技术改进

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In the multistation exhaust system a mechanic pump is used as the backing pump and molecular pump as the main integral part to form a high vacuum system.

由机械泵为前级泵，分子泵为主抽泵构成高真空系统，对高压开关管进行真空排气；

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The outlet pressure of all those pumps were not lower than 0.1 Torr, and it follows that those pumps can run well by using directly the mechanical vacuum pumps as backing pumps without booster pump used.

所有这些泵的最大出口压力不低于0.1Torr，因此前级泵可直接用机械真空泵，不必用增压泵即能正常工作。

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Research on Forced Cooling rate in High Pressure Vacuum Gas Quenching Furnace

真空高压气淬炉强化冷却速率的研究

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