“黄油”是润滑脂的一种俗称。润滑脂是一种润滑剂,由矿物润滑油加稠化剂组成。与润滑油相比,润滑脂的优点是,能用于一些特殊的环境及不能用或难以用润滑油润滑的工作部件,如拖拉机离合器总成等,又如,一些敞口的和垂直安装的部件也不得不采用润滑脂,因润滑油难以保持其上。 “Butter” is a common name for grease. Grease is a lubricant consisting of a mineral lubricant plus a thickening agent. Compared with the lubricating oil, the grease has the advantage of being able to be used in some special environments and working parts that can not be lubricated with or hard to lubricate, such as a tractor clutch assembly, etc. In addition, some open-ended and vertically- Parts also have to use grease, because it is difficult to maintain the lubricant.