sub-transmission是什么意思

用法例句

Finite element analysis of sub-transmission case based on dynamic analysis;

基于动态仿真的副变速器箱体有限元分析

Study is conducted aiming at the auxiliary transmission structure in gearbox assembly of walking tractor and its stress conditions, solutions to off-gear problem in auxiliary transmission of heavy-duty walking tractor are put forward, idea is provided for design of this structure is provided.

对应用于手扶拖拉机变速箱总成中的副变速结构及其受力情况进行分析研究,提出了大马力手扶拖拉机副变速挡位容易脱挡问题的解决方案,为大马力手扶拖拉机副变速结构设计提供了思路。