有级变速:只能按照既定的设计要求通过操纵机构分级进行变速。 自动变速器方面有应用。
阐述了机床有级变速传动系统的理论设计过程与设计方法,简要介绍了其设计步骤。
This paper deals with the theoretic design process, methods and procedures of machine tools' step speed drive system.
AMT和液力自动变速器(AT)一样是有级自动变速器。
AMT and the hydraulic automatic transmission gearbox (at) is the having steps automatic transmission equally.
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