发布时间:2025-01-31 06:02:29
这个是不需要的,在汽车抛光的时候,你根本不需要过于的对他用力,如果过于的用力的话会抛光过深,导致你的车漆损害过大,你只需要随着机器轻轻的浮过去就可以。
pe管材上标的pe100 dn110 sdr17 10mpa什么意思
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