Prior to the air pressure test, a trial test shall be carried out using air or other nontoxic and incombustible gas.
气体压力试验时,必须用空气或其他无毒、可燃气体介质进行预试验。
The value of stress under air pressure test shall not exceed 80% of the yield point of the material in test temperature;
气体压力试验时的应力值,不得超过试验温度下材料屈服点的80%。
During the air pressure test, the test temperature shall be higher than the brittle transition temperature of the metal material.
气体压力的试验时,试验温度必须高于金属材料的脆性转变温度。
The paper analyzes theoretically the method, process and influence factors in air pressure test. And some reasonable way are brought up in it.
从理论上分析了燃气管网气密性试验的方法、过程和影响因素,提出较为合理的方法。
The test consists of increasing air pressure system, workpiece pneumatic locating system, measuring system, electrical controlling system and so on.
该试验台主要由气源增压系统、工件气动定位系统、测量系统和电气控制系统等组成。
The meters value does not relate to a diving depth but to the air pressure used in the course of the water resistance test.
该米的价值并不涉及到潜水深度,但在空气压力的水阻试验过程中使用。
The asymmetrical slippage grid technique, the numerical computation, the moving model test, and the full-scale train test for air pressure pulse from trains passing each other are introduced.
讨论了列车交会空气压力波数值计算方法、动模型及在线实车试验技术,论述了非对称滑移网格技术。
The real train test on air pressure pulses generated in passing of CRH2 EMU trains on the Qingdao-Jinan Railway Line has been made, and the results have been analyzed in details.
阐述胶济线CRH2型动车组列车交会空气压力波实车测试情况,对测试结果进行详细分析,并将实车试验结果与数值模拟计算结果进行比较。
A test on high pressure air through pressure variation adsorbing drying of Molecule 13x was introduced in this article.
介绍了用13X型分子筛对高压空气进行变压吸附干燥试验。
On the basis of analysis of thermal insulating flow for high pressure air, the quantitative mathematical model for closed air test was built.
根据对高压气体绝热流动规律的分析,建立了闭气试验定量数学模型。
A landing gear drop test method is presented in this paper, in which the lift is simulated by an air actuator and accumulator system with constant pressure.
结合某型号飞机试验任务,阐述有关空气作动筒仿升的起落架落震试验方法。
When the moulding technological test is carried out on the air impulse test moulding machine, the moulding sand employed is the sand used by Nanchang Diesel Factory for high-pressure moulding.
利用气流冲击试验机进行造型工艺试验,使用的型砂为南昌柴油机厂高压造型用砂。
Where possible, the closed position should be determined by leak test using water or air, under low pressure.
如果可能的话,可以用水或空气,在低压状态下,对关闭状态进行测试,看看有没有泄漏。
The static pressure gradient in cyclone air classifier can have influence on the test and measurement for its flow fields by five-hole probe.
用五孔探针测试旋流式气力分级机流场时,分级机内存在的静压梯度会对测试产生影响。
The metres value does not relate to a diving depth but to the air pressure used in the course of the water resistance test.
该米的价值并不涉及到潜水深度,但在空气压力的水阻试验过程中使用。
The pressure distribution along the curved wall of an axially symmetric inlet so obtained was calculated by the relaxation method, and that of another was measured from an air-flow model test.
对用这种方法得到的一个轴对称进水口曲面上压力分布,进行了松弛法计算,还对另一个进行了气流模型试验。
The tests have been conducted to analyse the working principle of temperature keeping air exchanger and test synthetically the volume of wind, pressure of wind and air heat exchanger efficiency.
本文对双向恒温换气机的工作原理进行了分析研究,并对其风量、风压及热效率等特性进行了综合测试。
Optics and optical instruments - environmental test methods - combined cold, low air pressure.
光学和光学仪器。环境试验方法。混合式低温和低气压。
The air leak tester of AL-1000A belongs to differential pressure type. It is a high precision detecting transducers. It is much economical and widely applied to seal test of product parts.
1000A系列检漏仪采用差压法检测原理,是一款高精度的检测仪器,广泛应用于多种产品的密封性检测。
The performance of turbocharged diesel engines at different high altitudes was studied on the engine test bed for simulating high altitude (low air pressure).
在内燃机高海拔(低气压)模拟试验台上,对不同模拟海拔高度下的涡轮增压柴油机性能进行了试验研究。
During the pressurization to each test pressure, two tests shall be carried out for the calculation of air volume in the pipeline under test.
在把压力升到每一个试压压力的过程当中,为了计算试压管线当中空气的体积要进行两次测试。
The key feature of the experiment is to use a convergent-disvergent nozzle to maintain a high air pressure in the test chamber and at the same time t…
采用收敛扩张喷管,使雾化区形成高压而又连续流动的流场,是高压下雾化试验研究的好方法。
The key feature of the experiment is to use a convergent-disvergent nozzle to maintain a high air pressure in the test chamber and at the same time t…
采用收敛扩张喷管,使雾化区形成高压而又连续流动的流场,是高压下雾化试验研究的好方法。
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