selective gear shift 选择性变速
non-selective gear 非选择性渔具
selective gear drive 选择齿轮传动
selective gear shifting 选择性变速
selective gear transmission 选择齿轮式变速器
selective speed gear 配速齿轮
selective system of gear changing 变速箱的选择机构
selective sliding gear 滑移配速轮
Knowledge gained on the trip will be used to develop fishing techniques or new gear that are much more selective.
在这次航行中学到的知识将用于研发捕鱼技术或新装置，这将具有更多的选择性。
The paper will selective study the theoretical analysis and experimental research of ultrasonic assisted gear honing machining based on previous theoretical study.
在前期理论研究的基础上，本课题着重研究超声辅助珩齿加工理论及加工实验。
A kind of selective procedure of change gear which is operated more conveniently is presented. It has a better generality. It can quickly selects all compositions whose accuracy are given.
介绍了一种操作更方便的、通用性更好的挂轮选择程序，它可以迅速地选择给定精度下的所有组合。
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