oiltea油茶oiln.油；油画颜料；奉承话v.涂油；溶化；加油oil-water sludge油水沉渣oils hydrogenation油脂加氢oil drain interval换油里程oil oxidising bath油氧化槽oil pressure brake油压制动器oil-pumping well抽油机井oil removal filter除油过滤器oil blocking board挡油板oiled offset paper浸油胶印用纸oil-extended SBR充油SBR