x
uploads/achromaticity.jpg

achromaticity n.【物理學】無色;消色差。

achromatin

B substance function the pure product is achromaticity oil liquid . if it contained impurity then showed yellow and palm in industry B物化性質:本產品純品為無色油狀液體,工業中如果含有雜質,則呈黃棕色。