查询词典 vacuum bulb

This is a high degree of water surface to pump impeller center of the vertical distance, it allows a high degree of vacuum suction, can not be confused with manual water pumps or marked on the nameplate on the vacuum suction to allow a high degree refers to pump inlet section on the value of the vacuum, and Is a standard atmospheric pressure, water temperature 20 degrees Celsius circumstances, a pilot and a determination.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵产品说明书或铭牌上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下、水温20摄氏度情况下，进行试验而测定得的。

The high is the water surface to pump impeller center line of the vertical distance, it allows a high degree of suction on the vacuum can not be mixed up, pump product specifications or nameplate allows a high degree of vacuum suction on the pump inlet section refers to the vacuum value, and Standard chemical pump is a standard atmospheric pressure, water temperature 20 degrees Celsius case, trial and determination to come by.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵产品说明书或铭牌上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下、水温20摄氏度情况下，进行试验而测定得的。

The high water means the water pump impeller to the center line of the vertical distance, which permit smoking should not be confused on a high vacuum pump nameplate on product label instructions or permit smoking on the high vacuum pump is the inlet of the vacuum on the value of cross-section, and are at one standard atmospheric pressure, water temperature 20 degrees Celsius, the determination to carry out a test.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵产品说明书或铭牌上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下、水温20摄氏度情况下，进行试验而测定得的。

The high water means the water pump impeller to the center line of the vertical distance, which permit smoking should not be confused on a high vacuum pump nameplate or product label instructions on the permit smoking on the high vacuum pump is the inlet of the vacuum on the value of cross-section, and are at one standard atmospheric pressure; the water temperature 20 degrees Celsius, the determination to carry out a test.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵铭牌或产品说明书上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下；水温20摄氏度情况下，进行试验而测定得的。

The paper presents the technical status mine explosion-proof electrical apparatus of mine flame-proof type vacuum feed switch,mine flame-proof type with intrinsically safe vacuum electromagnetic stater,mine flame-proof type high voltage vacuum distribution device and mine flame-proof type movable transfermer substation,And it analyzes from parameters,electrical system and the structure.

简要介绍了矿用隔爆型真空馈电开关、矿用隔爆兼本质安全型真空电磁起动器、矿用隔爆型高压真空配电装置、矿用隔爆型移动变电站等主要煤矿防爆电器的技术现状，并从参数、电气系统及结构等方面进行了初步的分析。

The steam chest ,vapor separators,preheater and surface condenser are designed and constructed for an internal pressure of 1 bar gauge and full vacuum at 121 ℃ except as follows .the shellside of the first effect chest is designed for an internal pressure of 2 bar gauge and full vacuum at 135℃.the bubeside of the prehearter and surface condenser are designed for an internal pressure of 7 bar gauge and full vacuum at 121℃.the equipment is designed and constructed in accordance with asme.certificates are provided.

蒸发分离室，蒸汽室，预热和冷凝器要设计结构内部能够承压1 bar 和在121 ℃充满真空。一效蒸汽室壳侧要设计成能够承压2 bar 和在135 ℃。预热器的管侧和表面冷凝器设计成7 bar 和在121 ℃。设备的设计和制造要符合ASME。要提供证明。

TW-600 Outside pumping vacuum packer: using air pressure style sealing, and it is clean and reliable; adopting the Japanese and Korea technology and equipment, is provided with dual functions of vacuum and charge; the whole machine circuit is from Korea and is programmable control, and is stable; sponge shape silica gel bar to ensure a fine airproof after pumping out the air; using the variable stroke air cylinder to make sure the sealing is neat and tidy; it is a perfect safe packaging after the product charge; stainless platform, and can adjust the height freely in terms of the size of the packaging goods; and also can change the work place easily for its installing truckle; simple style storage case to store the vacuum packaging bag or spare part in common use; Light touch style padding switch can be operated conveniently.

TW-600外抽式真空包装机：采用气压式封口，干净、可靠；日、韩先进的技术设备，具有真空及充气双重功能；整机电路由韩国可编程控制，性能稳定；海棉状硅胶条，确保抽气后密封良好；采用变行程气缸，使封口整洁平整；充气后产品理想的安全包装；不锈缸工作台，根据包装物的大小，任意调整高低；装有脚轮，可任意移动工作地点；简易型储物盒，存放真空包装袋或常用备件；轻触式脚踏开关，方便操作。

The vacuum vessel as an ultrahigh vacuum pressure vessel is one of the important components of the EAST device, providing high quality vacuum conditions for the plasma discharge, which will affect greatly all kinds of plasma parameter.

EAST真空室作为超高真空压力容器是EAST超导托卡马克核聚变实验装置的关键部件之一，是等离子体放电的直接场所，其获得的真空度质量直接影响装置运行时等离子体的各项基本物理参数。

In this paper, the principle in measuring the vacuum of sealed vacuum device with Penning discharge is analyzed, the Penning discharge model of sealed vacuum device is established, the experimental device is designed, and pressure-ion current chart is presented.

分析了利用潘宁放电来测量两个电极的密封电真空器件真空度的工作原理，设计了测试实验装置，初步建立了密封电真空器件的潘宁放电模型，给出了有关实验数据。标签潘宁放电密封电真空器件真空度 Penning discharge sealed vacuum device vacuum

2SKW is also used as vacuum pump; it is especially applicable to the high vacuum condition and high discharge pressure vacuum compression condition, which can not be completed by common single-stage pump, thereby, the serviceable range of SKW single-stage pump is widened.

2SKW也可用作真空泵，特别适合于单级无法比拟的高真空工况和出口压力要求较高的真空压缩工况，从而拓宽了SKW单级泵的使用范围。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。