When you see a source hydro panel, it looks a little bit like a normal solar module except for just a little thicker.
当你看到一个水力发电面板时,它看起来有点像一个普通的太阳能模块,只是稍微厚一点。
VOA Daily Standard 2023年4月合集
When you see a Source hydra panel, it looks a little bit like a normal solar module, except for just a little thicker.
Source 水力板看起来有点像普通的太阳能模块,只是稍微厚了一点。
英语百科
List of gear nomenclature
(重定向自Normal module)
The addendum is the height by which a tooth of a gear projects beyond (outside for external, or inside for internal) the standard pitch circle or pitch line; also, the radial distance between the pitch diameter and the outside diameter.