查询词典 vacuum sweeper

The pump dose not pumping water, but the vacuum gauge shows high vacuum.

水泵不吸水，真空表仍表示高度真空。

The vacuum vent zone has a stainless steel vent port housing which is equipped with a sight glass and vacuum regulator with gauge.

可选的真空排气区域带有不锈钢排气舱它带有一个玻璃视窗和带真空表的真空调节器。

This project employed carbon nano-tube as the electron source for ion vacuum gauge. This is to extend the measuring range of the ion vacuum gauge and to prolong the device lifetime.

本专题研究利用奈米碳管作为离子真空计的电子产生源，目的在增加离子真空计之压力量测范围，并延长其寿命。

Rotary vane pump is a vacuum technology, one of the most basic vacuum obtain equipment.

旋片泵是真空技术中最基本的真空获得设备之一。

The effect of limiting vacuum of vacuum pump on the speed of film flattening is analyzed.

分析了真空泵的极限真空度对胶片展平速度的影响。

Suitable for all types of vacuum pump lubrication, especially for high vacuum and temperature pump lubrication

适合各类真空泵的润滑，尤其适合高真空、高温度条件下使用。

It is the first joint venture producing roots vacuum pump and rotary piston vacuum pump in China.

我公 司是国内第一家合资生产罗茨真空泵和滑阀真空泵的企业。

The gravity of this water column continuously produces the vacuum and so a vacuum pump is not needed.

水柱的重力不断地引起真空，所以真空管是不需要的。

They couldn't shrink the vacuum tube any more and keep the vacuum.

他们再也无法缩小真空管，并使它保持真空。

Vacuum pipe is the essence of a solar water heater.We master the technology for producing vacuum tube.

真空管是太阳能热水器整机的核心，掌握了真空管的生产技术。

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。