... locomotive valve gear 机车的阀动装置 lifting valve 提升阀 in setting safety valves 在安装安全阀时 ...
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... 升降舵 [航空] elevator◇升降舵偏转角 elevator angle; 升降舵调整片 elevator trimmer 升降阀 lifting valve 升降法 lifting and lowering method ...
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valve lifting device 阀抬起装置 ; 阀抬起装配
exhaust valve lifting gear 排气阀顶开装置 ; 排气阀升降装置 ; 排气阀升降机构
safety valve lifting lever 安全阀提升杆 ; 船用安全阀阀提升杆
exhaust-valve lifting cam 排气凸轮
valve-lifting cam 气机构凸轮轴凸轮
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。
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