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- In addition, the nitrogen rich gas is used for fuel tank pressurization during descent. 另外，在飞机降落过程中，富氮气体还可用于油箱增压。
- The objective with this thesis is to build a Black-Box model of the tank pressurization system in JAS 39 Gripen. 燃料电池以其发电效率高及燃料多元之特性，成为最具潜力的新能源技术，其中又以质子交换膜型燃料电池发展最为兴盛。
- Low Pressure Valve Options and Accessories Misc. 低压阀门备选件和附件。
- The model comprehensively describes the distributed parameter effect in tank and is valuable in tank pressurization simulation field. 模型全面考虑了贮箱内的分布参数效应，适用于贮箱增压计算领域。
- A direct-acting vent valve is tightest when tank pressures are 75 percent or less of set pressure. 当罐压力为设定压力的75%25或更低时，直接作用式通气阀有最好的气密性。
- A pilot-operated vent valve for pressure relief uses tank pressure, not weights or a spring, to keep the vent valve seat closed. 先导式通气阀泄压时利用储罐压力，而不是重力或弹簧外力，来保持通气阀阀座关闭。
- Be sure to close test cock before pressurizing valve. 在重新对阀门加压之前，请确认关闭测试旋塞阀。
- Characterized by the nonlinear and real-time system with considerable uncertainty, the accurate mathematic model of the control system of tank pressurization is quite difficult to be established. 火箭发动机地面试验中,低温推进剂贮箱增压过程的传热、传质以及湍流流动过程十分复杂。
- The chassis rack is placed inside a transportable trolley (Peli case), with handles and small wheels, filled of a o-ring and a pressurization valve to consent the use and the transport in extreme climatic conditions. 为适应极端恶劣的气候和自然环境我们将设备安放在一个便携式耐压的，带把手和小轮的高强度抗冲击的箱体内。
- This force is maximum just before the vent valve opens, so leakage will not occur when tank pressure increases or when tank pressure is kept near the set point of the venting device. 在通气阀打开之前，这一作用力达到最大，所以在储罐压力增加时或储罐压力保持在通气装置设定压力附近时，不会发生泄漏。
- tank pressurization system of LRE test-bed 试验台贮箱增压系统
- If the pressure builds up excessively, the pressure valve opens to relieve the pressure. 如果油箱内压力过高，则压力阀开启，以降低压力。
- Missile Tank Pressurization Unit 导弹储箱增压装置
- Introducing the optimal structure mode of The twostep pressure valve,its veracity and its stability are best of all. 介绍了新型先导压力阀的结构特点,该阀准确性和稳定性好。
- The opening force available is essentially equal to the seat area times the tank pressure. 这个打开阀座的作用力基本上等于阀座面积乘以储罐压力。
- When tank pressures are 90 percent or more of set pressure, seat leakage is common. 当罐压力为设定压力的90%25或更高是，阀座的泄露很常见。
- Electro-vacuum Differential Pressure Valve DYC-JQ electro-vacuum differential Pressure valve is a safely valve for mechanical vacuum pump. 是机械真空泵安全阀，安装于机械真空泵的进气口，并与泵同步开启和关闭。
- Determine the level of temperature and pressure valve, the bolts, gasket material of choice has become the key to sealing flange. 确定阀门的温度压力等级之后，螺栓、垫片材料的选用就成了中法兰密封的关键。
- NEVER use the Halting Mechanism with the Coal Dispenser Lever thrown and the Steam Pressure Valve closed, or the gears wilt be thrown from their track. 要添煤机杠杆和蒸气压力释放阀门一起关闭才能使机器停止,将齿轮从他们的轨道被弄出来。
- Verification of the set pressure of a venting device after it has been installed on a storage tank can be accomplished by increasing the tank pressure or vacuum. 通气装置安装到储罐之后，通过增加罐的压力和真空可以实现设定压力的确认。
