• 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,必须空气其他无毒可燃气体介质进行预试验。

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  • The value of stress under air pressure test shall not exceed 80% of the yield point of the material in test temperature;

    气体压力试验应力不得超过试验温度材料屈服的80%。

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  • During the air pressure test, the test temperature shall be higher than the brittle transition temperature of the metal material.

    气体压力试验,试验温度必须高于金属材料脆性转变温度。

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  • The paper analyzes theoretically the method, process and influence factors in air pressure test. And some reasonable way are brought up in it.

    理论上分析了燃气管网气密性试验方法过程影响因素提出较为合理方法

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  • The test consists of increasing air pressure system, workpiece pneumatic locating system, measuring system, electrical controlling system and so on.

    试验台主要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组成。

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  • The meters value does not relate to a diving depth but to the air pressure used in the course of the water resistance test.

    价值并不涉及潜水深度空气压力试验过程使用

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  • 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.

    讨论列车交会空气压力数值计算方法模型在线实车试验技术,论述了非对称滑移网格技术。

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  • 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动车组列车交会空气压力测试情况,测试结果进行详细分析,将实车试验结果与数值模拟计算结果进行比较。

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  • A test on high pressure air through pressure variation adsorbing drying of Molecule 13x was introduced in this article.

    介绍了13X型分子筛高压空气进行吸附干燥试验

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  • On the basis of analysis of thermal insulating flow for high pressure air, the quantitative mathematical model for closed air test was built.

    根据高压气体绝热流动规律分析建立了闭气试验定量数学模型

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  • 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,阐述有关空气仿起落架震试验方法

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  • 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,使用型砂南昌柴油机高压造型砂。

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  • 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空气,在低压状态关闭状态进行测试看看有没有泄漏

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  • The static pressure gradient in cyclone air classifier can have influence on the test and measurement for its flow fields by five-hole probe.

    五孔探针测试流式气力分级时,分级机内存在静压梯度测试产生影响。

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  • The metres value does not relate to a diving depth but to the air pressure used in the course of the water resistance test.

    价值并不涉及潜水深度空气压力试验过程使用

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  • 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.

    这种方法得到轴对称进水口曲面压力分布,进行松弛计算,还一个进行了气流模型试验。

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  • 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.

    本文对双向恒温气机工作原理进行分析研究,风量风压热效率等特性进行了综合测试

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  • Optics and optical instruments - environmental test methods - combined cold, low air pressure.

    光学光学仪器环境试验方法混合式低温低气压

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  • 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系列检漏仪采用检测原理,高精度的检测仪器,广泛应用多种产品密封性检测。

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  • The performance of turbocharged diesel engines at different high altitudes was studied on the engine test bed for simulating high altitude (low air pressure).

    内燃机海拔(低气压)模拟试验台上,不同模拟海拔高度涡轮增压柴油机性能进行了试验研究。

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  • During the pressurization to each test pressure, two tests shall be carried out for the calculation of air volume in the pipeline under test.

    压力每一个试压压力过程当中,为了计算试压管线当中空气体积进行次测试

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  • 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流场,高压下雾化试验研究的好方法。

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  • 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流场,高压下雾化试验研究的好方法。

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