oil piston  液压活塞

piston oil  活塞油

piston oil hole  活塞油孔

piston oil ring  活塞油环

piston oil ring groove  活塞油环槽

piston oil-pump  活塞式油泵

teflon piston oil seal  特氟隆活塞油封

U-slot piston  形槽活塞; U形槽活塞

correlation of oil-oil  油油对比

Croton oil (Oil of tiglii)  巴豆油

Oil Slot  油孔口

oil-oil correlation  油油对比

Pinion with oil slot  油槽齿轮轴

Society of Automotive Engineer (SAE)oil oil  套管; 捞筒; 索帽; 挿座; 承窝; 管节

bean oil soybean oil  入口溢流

cassia oil cinnamon oil  肉桂油; 桂皮油

caster oil-based lubricant oil  蓖麻油基润滑油

cinnamon oil cassia oil  桂皮油; 肉桂油

colorless oil-tea camellia seed oil  无色油茶籽油