中学生数学

2021, No.670(22) 49

[打印本页] [关闭]
本期目录(Current Issue) | 过刊浏览(Past Issue) | 高级检索(Advanced Search)

Ratios
Ratios

摘要(Abstract):

<正>When am I ever going to use this?GEARS Gears are used in objects thathave spinning parts,such as bicycles and pendulum clocks.Suppose you have a larger gear that has 80 teeth beingturned by a smaller gear that has 20 teeth.The comparison of the size of the larger gear to the size of the smaller gear is called a gear ratio.

关键词(KeyWords):

Abstract:

Keywords:

基金项目(Foundation):

作者(Author):

Email:

DOI:

参考文献(References):

扩展功能
本文信息
服务与反馈
本文关键词相关文章
本文作者相关文章
中国知网
分享