Provides a continuous range of valve lifts, from zero to maximum.
提供了一个气门升程连续从零到最大范围。
The idea behind the constant current load is that with a constant current load, the valve is almost perfectly linear (near ZERO distortion).
恒流源负载的思路取自胆管在恒流源负载的条件下可以接近完美的线性（接近零失真）。
Ball valve fully open, the flow resistance is very small, almost zero, so the ball valve diameter is widely used in petroleum and natural gas pipelines because the pipeline cleaning easy.
球阀在完全开启时，流阻很小，几乎等于零，因此等径球阀广泛应用于石油天然气管线中，因为容易清扫管线。
This paper studies the influence of converter transformer D-bridge zero sequence circulating current on valve short circuit protection.
笔者研究了换流阀三角形侧零序环流对阀短路保护误动作的影响。
It is found that the superheat may be zero for a long time. A new index, Zero Superheat Time, was put forward, and applied to the electronic expansion valve control.
为此，将零过热度时间作为一个重要的指标，用于电子膨胀阀的启动控制；
Because the hydraulic valve plunger automatic control valve clearance is zero gap, simultaneously may reduce the engine noise.
由于液压挺杆自动调节气门间隙为零间隙，同时可降低发动机噪声。
Valve with the valve sealing surface through precision grinding, assembly, after 100% completion of pressure test, all to achieve zero leakage.
阀瓣与阀体密封面经过精密研磨，组装完毕经过100%试压，全部达到零泄漏。
Valve transducer output is nonlinear. Please adjust its zero and range.
阀位变送器输出线性不好，调整零位及量程。
When the rest time and heat is zero, the valve will close auto. Please come to pay and except infect use;
当剩余时间或热量为零时阀门将关闭，请在剩余时间结束前去管理部门缴费以免影响您的使用；
The arrangement of the safety valve makes the barrel body form zero load when the tyre pressure reaches the set value.
设置安全阀可使得在轮胎压力达到设定值时，筒体形成空载。
The arrangement of the safety valve makes the barrel body form zero load when the tyre pressure reaches the set value.
设置安全阀可使得在轮胎压力达到设定值时，筒体形成空载。
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