The engine, as it cooled itself, sucked in air through the outlet hose, producing suction in the vacuum chamber, and so drawing the plunger down and compressing the spring.
当引擎冷却时，通过出口软管吸入空气，在真空管产生吸气，导致柱塞向下挤压弹簧。
Multi-function Pattern Cutter series HB, is equipped with flat cutting table, vacuum adsorption, automatic paper feeding system . HB Cutter can be used as marker, and engineering drawing, etc.
HB系列多功能纸样切割机，平板台面、真空吸附、自动送纸，可以用来绘制并切割服装唛架、工程图等；
An usable technology of large area intelligent substrate has been developed by using a vacuum box drawing technique.
采用真空盒吸片技术开发了一种实用的智能化衬底技术工艺方法。
Objective To explore the impact of different methods in blood drawing on sample hemolysis, and to summarize the nursing points of vacuum blood drawing.
目的探讨不同静脉采血方法对血液标本溶血现象的影响，并总结真空采血法的护理要点及注意事项。
Objective To explore the positive effect of the ap plication of vacuum blood drawing technique in pediatrics.
目的：探讨真空采血技术在儿科中的应用效果。
This machine consists of cone double screw extruder, vacuum setting table, drawing machine, cutting machine, film sticking machine, material tumbling frame, etc.
该机组有锥形双螺杆挤出机、真空定型台、牵引机、切割机、贴膜机、翻料架等组成。
The production of high strength alloy welding wire includes pickling, wire drawing, anneal, cleaning, vacuum package and etc.
高强度合金焊丝的生产包括酸洗、拉拔、退火、清洗、真空包装等工序，拉拔可采用“四拉四退”的生产工艺。
Results: the time consumed with the vacuum blood draw was markedly less than that of the disposable syringe blood drawing. In addition, both the puncture suc...
结果：真空采血时间明显少于一次性注射器采血时间，且穿刺成功率和标本合格率高。
At present, the design and manufacture of refrigerator vacuum forming mould in China, is mainly base on 2d CAD two drawing, manually controlled machining, assistant with NC machining.
而目前国内对冰箱吸塑模的设计、制造还主要是基于CAD二维制图，传统加工并辅以数控加工。
With the decrease of tank pressure and decrease of pressure, vacuum-drawing efficiency is improved.
随着负压罐体积的增大及压强的减少，抽真空效率越高。
With the decrease of tank pressure and decrease of pressure, vacuum-drawing efficiency is improved.
随着负压罐体积的增大及压强的减少，抽真空效率越高。
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