湿物料吸热后蒸发的水汽，通过真空泵经真空排气管被抽走。
The vaporized steam can be pumped out through vacuum exhaust pipe when the damp raw material absorbed heat.
在真空排气系统中，必须引蒸汽到汽轮机主轴迷宫式密封，以防真空损失。
In a vacuum exhaust system, sealing steam to the turbine shaft labyrinth seals must be admitted to avoid loss of vacuum.
研制开发了高真空排气过程微机实时控制系统，并对该系统的硬件构成和软件开发作了介绍。
Constant POwer control rule is also presented. The hardware and software in the microcomputer real-time high-vacuum exhausting system is introduced.
挤出机：平行双螺杆挤出机的特点以产量高，塑化优良。真空排气提高了产品的质量。它可以处理各种塑料。
Extruder: Parallel double screw extruder is characterized by high output and good plasticization. The vacuum exhaust improves products quality. It can process various sorts of plastic.
进行回头料加工一般情况下不进行抽真空，靠自然排气。
Generally speaking, the processing of recovery materials exhausts by nature methods but not vacuum.
阀门的缺点：当阀门排气口处是真空时，阀门在阀杆附近容易泄漏，特别是内部泄漏。
Valve Disadvantages: the valve is prone to leakage around the stem, especially in-board leakage when a vacuum is pulled on the valve outlet.
如果排气系统处于真空下，必须在打开排气阀后，逐渐引蒸汽来加热壳体。
If the exhaust system is under a vacuum, the casing must be warmed by gradually introducing the steam, after opening the exhaust valve.
一次封排工艺是生产真空灭弧室的先进工艺，排气、封口同时进行一次完成。
One time tube sealing and exhausting technique is an advanced technique in which vacuum arc chute are processed.
着重论述了在制药企业中真空泵运转过程中排气管发生爆鸣现象的安全技术控制措施。
The safety technical measures against explosion whistle happened on exhaust pipes during the running of vacuum pumps in pharmaceutical enterprises are discussest.
真空包装机只需按下真空盖即自动按程序完成抽真空、封口、印字、冷却、排气的全过程。
Vacuum packer can complete the whole process of pumping air into vacuum state, sealing, lettering, cooling and exhaust in terms of the process, but just need to press the vacuum cover.
当其他公司只提供作为另加选择时，美国旋风的真空泵的标准规格已包括有下列的重要配件-高品质入口过滤芯，高级的排气消音装置，抽吸软管和工业级槽钢底架。
These vacuum pumps come standard with many important features that others offer as options - quality inlet filter, premium exhaust silencers, suction hose and industrial strength channel iron frame.
使用真空表和排气阀优化样品流速。
Vacuum gauge and valve assembly can optimize the flow of samples.
本发明涉及一种真空吸尘器的排气装置，其能将向吸尘器外部排出空气的排气口隐蔽起来，避免了不整洁的部位露出而影响吸尘器外观的美观；
The invention relates to an exhaust unit of the vacuum cleaner, which can shield the air outlet of the aspirator, as a result avoids the unclean part exposure and beautifies its appearance.
DZ Q系列真空包装机是半自动真空设备，只须按下真空室盖即自动按设定的程序完成抽真空、封口、印字、冷却、排气的全遇程。
DZQ series vacuum packing machine is semi-automatic vacuum packaging equipment. Order the assumed processes of vacuum extraction, sealing, printing, cooling and aeration.
DZ Q系列真空包装机是半自动真空设备，只须按下真空室盖即自动按设定的程序完成抽真空、封口、印字、冷却、排气的全遇程。
DZQ series vacuum packing machine is semi-automatic vacuum packaging equipment. Order the assumed processes of vacuum extraction, sealing, printing, cooling and aeration.
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