yd
+
  • undefined

变速传动

适用年级 1-6 年级

key word:Digital inquiry experiment system

key word:

Product Classification:

Product Description

原理 

带有变速齿轮的主传动通过少数几对齿轮传动,扩大变速范围,低速获得大扭矩、使主传动成为分段无级变速,无振动,噪声小。

 

目的 

了解变速传动方式及特点,知道变速传动在生活中的应用。

Related products and accessories

No data

Related Downloads

Online Message


Copyright © Jiangsu LABEST Education Co., Ltd    Address: Building 2, Strait Cloud Valley Science Park, No. 98, Shuangzha Road, Jianye District, Nanjing    Phone:025-58769595     

Website:www.jslabest.com   ICP Record No.: SUICPB No. 2020054929-1  Powerby:300.cn    SEO