英语翻译Vacuum/Pressure Retention是一种检漏方法,测量包装顶空真空或压力的,正确的中文翻译是什么?原文8.15 Vacuum/Pressure RetentionDescription:Vacuum/pressure retention tests consist of directly measuring the vacuum or

pressure vacuum vent 英语翻译Vacuum/Pressure Retention是一种检漏方法,测量包装顶空真空或压力的,正确的中文翻译是什么?原文8.15 Vacuum/Pressure RetentionDescription:Vacuum/pressure retention tests consist of directly measuring the vacuum or 英语翻译Early in the century,a pump hadcome into use in which expanding steam raised a piston in a cylinder,andatmospheric pressure brought it down again when the steam condensed inside thecylinder to form a vacuum． 英语翻译In each experiment,special attention was given to themeasurement of drying curve.Variations of ambient temperatureand vacuum pressure during drying were also recorded.Figure 4 shows the drying curves for conventional freezedrying and diel 英语翻译vacuum leak test weld areas in accordance with ASTM test method:E-498,a leak rate of greater than 10E-8 STD cc/sec of He at a differential pressure of 15 psig shall not be acceptable 英语翻译cont.pressure是什么意思?int.pressure是什么意思?还有Peak pressure和MAX.drain pressure 英语翻译pressure-locked gratings是什么意思？ 英语翻译pig puller,sow vacuum lift是怎么翻译呢 pressure pressure pressure? pressure vacuum 是 vacuum是什么意思 英语翻译...including interlock control prevent power to furnace heaters before vacuum set points are satisfied 英语翻译dreamed of angrily bashing her husband over the head with a vacuum cleaner. 英语翻译you may thrive under pressure,and you may actually PREFER working under pressure. 英语翻译Vacuum:1 pc vacuum pump with the effective capacity of 1350 Nm3/h by 100 mbar absolute for the IS 8 Line 11 pc vacuum pump with the effective capacity of 1350 Nm3/h by 100 mbar absolute for the IS 8 Line 21 pc vacuum pump with the effecti