butt track ; needle trace
指针轨迹 pointer trails
滚针导轨 roller guide
指针轨 cursor rail
自定义指针轨迹 Custom Pointer Tracer
针织轨道 knitting channel
针对低轨 low earth orbit
针盘量轨 Gauge dial
结果表明:节流孔板是电控共轨喷油器的重要构成部分,既控制着唢油嘴针阀的开启速度,义控制着喷油率的形状。
The results show that, as important components of electronic injector used in common rail system, orifices affect on the open rate of nozzle needle and injection rate shapes.
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