Image: 水磨齿轮
![水磨齿轮](/images/thumb/6/6d/%E6%B0%B4%E7%A3%A8%E9%BD%BF%E8%BD%AE.jpg/442px-%E6%B0%B4%E7%A3%A8%E9%BD%BF%E8%BD%AE.jpg)
Size of this preview: 442 × 600 pixels. Other resolutions: 177 × 240 pixels | 737 × 1,000 pixels.
Original image (737 × 1,000 pixels, file size: 137 KB, MIME type: image/jpeg)
Description: water mill gear
Title: 水磨齿轮
Credit: mybook
Author: Wang Chen, fl. 1290 – 1333)
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
The following page links to this image:
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