On the basis of the principle of a middle pressure common rail electronically controlled variable valve system, a model has been built for modeling the system and its accuracy achieves 93%.
根据研制的中压共轨电控可变气门系统机构的工作机理，建立了中压共轨电控可变气门系统的仿真模型，试验证明其精度达到了93 % 。
The key technologies to lower the exhaust emission, included the in-cylinder control, exhaust gas recirculation, variable geometry turbo, 4-valve, common rail and after-treatment are presented.
阐述了降低排放的关键技术，包括缸内控制、废气再循环、可变涡轮增压、4气阀、共轨和排气后处理技术。
The key that the valve trade will come into contact with the international rail lies in improving valve material nature.
阀门行业要与国际接轨，关键的一点在于提高阀门的材质。
Our main products includes: Injector, Injector pump, common rail pipe, different types of sensors, Pressure valve, electric magnet valve, Piston pump, nozzle, valve combined parts and fixing kits-bag;
主要经营产品有：喷油器、喷油泵、共轨管、各种型号传感器、泄世阀、电磁阀、柱塞、油嘴、阀组件、修理包；
The experiment of common rail pressure control was carried out and the influence of duty cycle on flow control valve performance was analyzed.
介绍了一种用于柴油机共轨系统的新型泵控制阀，进行了共轨压力控制的试验研究，分析了电磁铁占空比对泵控制阀特性的影响。
Main products are: audio, audio-visual equipment's spindle and open-case motor, DC & AC motor applied to induction cooker, gas valve, aroma generator, rail curtain, sunshades, etc.
公司主要产品有：CD、VCD、DVD、Car CD、Tape Recorder、CD-ROM等音响、音像设备主轴、开盒马达，以及电磁炉、燃气阀、芳香发生器及窗帘、天棚帘用等直流、交流马达。
Main products are: audio, audio-visual equipment's spindle and open-case motor, DC & AC motor applied to induction cooker, gas valve, aroma generator, rail curtain, sunshades, etc.
公司主要产品有：CD、VCD、DVD、Car CD、Tape Recorder、CD-ROM等音响、音像设备主轴、开盒马达，以及电磁炉、燃气阀、芳香发生器及窗帘、天棚帘用等直流、交流马达。
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