当的间隙,约在0.015~0.02mm,当间隙过大时会有敲击声,并且加剧磨损, 当的间隙,约在0.015~0.02mm,当间隙过大时会有敲击声,并且加剧磨损, 发布时间:2025-05-15 14:08:56