各位亲，这是什么意思？

这个是啤酒业的色标，化工的也可以参照一下。都是黄棕色一类物质的颜色


FYI.

那直接问问客人这个具体是指什么呢，有答案了也告诉我们，学习一下啦

摘一段
"Degrees Lovibond" or "°L" scale is a measure of the colour of a substance, usually beer, whiskey, or sugar solutions. The determination of the degrees lovibond takes place by comparing the color of the substance to a series of amber to brown glass slides, usually by a colorimeter. The scale was devised by Joseph Williams Lovibond.[1] The Standard Reference Method (SRM) and European Brewery Convention (EBC) methods he largely replaced it, with the SRM giving results approximately equal

化工品的，但是还不是没有一点概念。。还是不知道我该怎么回答客户

产品的Lovibond值
这是啤酒或其他酒类的颜色测量值。

FYI.

LZ是什么产品的呀？
字面意思就是指产品颜色L级别，通常钻石有颜色级别的呢，D\E\F\G\H\I\J\K\L\M\N,L颜色级别属于偏低的，偏黄。

FYR.

产品的颜色级别？
是不是问你产品都有啥颜色呢？