Manned by the lifting table are equipped with railings and crack resistant valve.
载人用的升降台都设有栏杆和防裂阀。
The single unit cap and lifting lever permit manual valve opening (testing) with low required force on the lever.
这种一体式阀盖和提升杆使得检测人员只需轻轻扳起测试杆即可人工手动开启阀门进行测试。
In hydraulic synchronizing lifting technology for oversize structure, computer output PWM signal as the input current of proportional valve is used to control the velocity of hydraulic cylinder.
在大型构件液压同步提升技术中，采用了计算机输出的脉宽调制信号作为电液比例流量阀的输入电流信号控制液压提升器的速度。
B lifting, the rope not tied hand wheel or valve stem.
b起吊时，绳子不要系在手轮或阀杆上。
Lifting control valve is the control center of hydraulic lifting system of dumpers, which is classified into electromagnetic type, electro-hydraulic type, manual type and air-powered type, etc.
举升操纵阀是自卸汽车液压举升系统的控制中心，该操纵阀分为电磁式、电液式、手动式和气动式等几种。
The gas lifting system is a narrow system extraordinary, including compressor unit, injection channel, lift valve and lifting passage.
气举系统是一个非常严密的系统，包括压缩机组、注入通道、气举阀和举升通道几个部分。
The high temperature valve has simple structure and labor-saving operation, improves the working efficiency, guarantees the vertical lifting effect, and strengthens the sealing effect.
本实用新型结构简单， 操纵省力，提高了工作效率，保证垂直提升效果，加强了密封作 用。
Hydraulic station built-in flow control valve, adjustable lifting and turning speed.
液压站内置流量控制阀，可调校升降及翻转速度。
Special Appliance Safety Operation Certificate/ Calibration Report such as Lift, Lifting Appliance, Forklift, Boiler and Compressing Equipment including Gas Cylinders, Gauge and Safety Valve).
特种设备注册登记及检验文件，如电梯、起重机械、铲车、锅炉及压力容器（含气瓶，压力表及安全阀）等。
The optimal matching options for adopting valve trays with various configurations, lifting heights and valve weights etc. were recommended to meet different requirement.
针对目的要求的不同，推荐采用不同结构尺寸、开启高度、阀重等系列产品的优化匹配方案。
Engagement between the spring arms and the sliding surface creates a lifting force which opens the valve.
该弹簧臂与所述滑动表面之间的接合产生了开启所述阀的上举力。
And the decompression can be directly realized through lifting the pressure-limiting valve after stewed food. The device has convenient decompression and high operating safety, and saves water.
在食物蒸煮完成后，可直接提起限压阀来实现降压，泄压方便、操作安全性高，节约用水。
According to the simulation results, the opening pressure for the hydraulic motor lifting side cartridge one-way relief valve should be more than 1.9 times of the pressure of the maximum stable side.
根据仿真分析结果，液压马达提升侧单向溢流安全阀开启压力应大于该侧最大稳定压力的1.9倍。
The safety valve can make the lifting fluid-pressure drive circuit of a fork lift truck or a crane obtain not only high efficiency ascending speed, but also reliable and safe descending speed.
该安全阀使叉车或起重机的起升液压驱动回路既有高效率的上升速度，又有可靠的安全下降速度。
The safety valve can make the lifting fluid-pressure drive circuit of a fork lift truck or a crane obtain not only high efficiency ascending speed, but also reliable and safe descending speed.
该安全阀使叉车或起重机的起升液压驱动回路既有高效率的上升速度，又有可靠的安全下降速度。
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