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先在销孔中装上卡簧;将活塞放入水中或机油加温至100℃,保温10分钟,要求水或机油必须高出活塞上平面;选好活塞连杆方向,
The first hole in the retainer fitted card spring; the piston into the water or oil warmed to 100 ℃, heat for 10 minutes, requiring water or oil must be above the piston plane; select the direction of the piston rod,