查询词典 vacuum bulb

The use of partitions condenser and water ring vacuum pump with heat pump, condenser pipe snake, water ring vacuum pump condenser preheater material doubles as a full use of steam at the end of the second heat efficiency and reduce the consumption of cooling water.

采用间壁式冷凝器和水环真空泵带热泵、蛇管冷凝器、水环真空泵冷凝器兼作物料预热器充分利用末效二次蒸汽的热量，并减少冷却水量的耗量。

Our patented and patent pending products include portable and rechargeable vacuum cleaners, auto-vacuum cleaners, electric wine openers, electrical card shufflers, golf club cleaners, electronic card readers and many other consumer products with monthly production capacity of over 100,000pcs.

主要生产经营星级酒店客房一次性用品及配套产品，主要有洗发液、淋浴液、润肤露、洗面奶、护发素、牙具、香皂、浴帽、针线包、梳子、剃须刀、服务指南、各种标牌、床单、床垫、棉被、枕头、毛巾、浴巾、毛毯等各类棉织品。

Babbage proposed the idea more than a hundred years later, the electromagnetic science, electrical engineering, electronics continue to make significant progress in the components, the device aspects of the invention of a series of vacuum diode and triode vacuum; in the system technology, have been the invention of wireless telegraphy , television and radar .......

巴贝奇的设想提出以后的一百多年期间，电磁学、电工学、电子学不断取得重大进展，在元件、器件方面接连发明了真空二极管和真空三极管；在系统技术方面，相继发明了无线电报、电视和雷达……。

Reaction mechanism of Sr preparation using vacuum aluminothermic reduction ;2. Purity control in producing metallic strontium using vacuum aluminothermic reduction was analysed by thermodynamic calculation.

对真空铝热还原法制备高纯金属锶的纯度控制进行了热力学分析；探讨了锶、钡和钙的临界还原温度、蒸气压等热力学参数差异，并制定了制备高纯金属锶的工艺。

The evaluation showed that this oil is better than the present vacuum pump oil in oil- water separativeness, oxidation stability, antirust and antifoaming properties, is suitable for lubricating machanismwhich steam is easy to get into its vacuum system.

用特定的原料油及工艺制成基础油，并添加评选出的粘度指数改进剂、抗乳化剂、抗氧化剂、防锈剂和减摩剂等凋合成耐水真空泵油。

VS-600 external –pump vacuum machine Uses Japan and Korea leading technology collection vacuum,Seal and Gasifies the many kinds of functions, The seal uses the barometrical pressure type, Thorough change tradition packing seal not firm phenomenon.

vs-600 外抽式真空包装机采用日韩领先技术集真空，封口，充气多种功能于一体，封口采用气压式，彻底改变传统包装封口不牢的现象。

Stannous caprylate was selected as the catalyst. Under certain vacuum, we investigate the relation of both the dose of catalyst, the temperature of reaction, the time of reaction and the molecular weight of the PLA.Furthermore we investigate how the purity of lactide and the circumstance of vacuum affect the molecular weight of the PLA.

实验中选用辛酸亚锡Sn(oct_2为催化剂，在一定的真空度下考察了催化剂用量、反应温度、反应时间与聚乳酸分子量的关系；并考察了丙交酯纯度及真空度对聚乳酸分子量的影响。

Non-frying crisp chip of chaenomeles were processed by vacuum infusing and vacuum dehydrating at lower temperature , the products keep its original color, taste and high Vc content, the products is bright-color, plump slice and harmonious sweet and acid, rich in chaenomeles flavor.

应用真空糖渍和真空低温干燥技术对新鲜木瓜进行加工，研制具有天然水果色、香、味的无油木瓜脆片。

The series H·2H·H3 rotary piston vacuum pump is a sort of vacuum pro-duction equipment suitable for pumping ordinary gase and condensable gases.

H·2H·H3型系列滑阀式机械真空泵是抽除一般性气体或含有少量可凝性气体的真空获得设备之一。

This paper introduces the structure,the principle,the performamce and the select way of vacuum ejetors,By two practical examples show that the advantages of application of vacuum ejector is used in the packaging machiner

本文介绍了真空发生器的结构原理、工作特性和选用方法，并通过两个实例说明真空发生器在包装机械中应用的优越性。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。