是通过目测和感观来检验润滑脂质量的一种简便的方法，主要是来判断润滑脂的颜色、光泽、软硬度、粘附性、均匀性、纤维状况和拉丝性等，可以初步判断润滑脂的种类牌号和质量水准。 （It is a simple method to test the quality of grease through visual inspection and perception. It is mainly to judge the color, luster, hardness, adhesion, uniformity, fiber condition and drawing of grease, and it can preliminarily judge the type number and quality level of grease.）