一、什么零件怕挤压发动机上的“三滤”滤芯(柴油粗细滤芯、机油滤芯、纸质空气滤清器滤芯),这些滤芯为纸质构造,挤压后易变形,甚至报废。应放在盒中妥善保管。活塞环为生铁铸造,气缸垫为铜皮包裹,也是怕挤压的零件,存放时应放在纸盒中或挂在壁上。二、什么零件怕油发动机上的 First, what parts are afraid to squeeze the engine on the “three filter” filter (diesel thickness filter, oil filter, paper air filter cartridge), these filters for the paper structure, easy to deform after extrusion, or even scrapped. Keep it in a box. Piston ring cast iron casting, copper cylinder gasket for the parcel is also afraid of extrusion parts, storage should be placed in the tray or hanging on the wall. Second, what parts are afraid of oil on the engine