樓主: 鉗工老劉
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齒輪上的小孔是干什么用的,? |
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點(diǎn)評(píng)
我覺(jué)得開(kāi)那么多是有必要的,,看齒面顏色就知道齒輪的溫度很高,開(kāi)少了散熱就不好了,。你說(shuō)的開(kāi)在齒頂?shù)奈揖蜎](méi)看到了
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