喷油嘴针阀 meaning in Chinese

injector valve

The influence of needle tip changes on the diesel engine performance
喷油嘴针阀头形状变化对柴油机性能的影响
The paper , being around with the whole technical reconstruction process , chooses each parts of control system that can satisfy with request , and designs plc software controlling the grinding process , and g _ code grinding program . what is more , through taking anti - interference measure and parameter optimizing settle , it guarantees the machine function ' s stability and optimizing
接着文章围绕设备的改造全过程，选择了能满足项目要求的各控制系统部件，设计了喷油嘴针阀体加工的plc控制软件，以及数控加工程序，并经抗干扰措施和参数整定技术处理，保证了机床性能的稳定和优化。