短语词组短語lube base oil 潤滑油基礎油lube -oil clay 潤滑油白土lube basic oil material 潤滑油基礎油原料hydrotreated lube base oil 加氫基礎油naphthenic lube base oil 環烷基潤滑油Turbine lube -oil cooler 冷油器naphthenic base lube base oil 環烷基潤滑油基礎油 返回 lube oil