Ther right crankcase is an important part of the motorcycle, the quality direct influence engine performance and vehicle quality, and the processing requirements of the oil duct hole is higher.
右曲轴箱是摩托车上的一个重要零件，其加工质量的好坏直接影响发动机性能和整车质量，该零件的油道孔加工要求较高。
In the organism is processed, the processing quality of the precise bore hole process will influence the performance, such as power, oil consumption, noise of the diesel engine, etc. directly.
机体加工中，精镗孔工序的加工质量将直接影响柴油机的功率、油耗、噪声等性能。
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