The model developed in this paper differs from models using the lead-time crashing approach by explicitly specifying the source of the lead-time reduction cost (i.e., increasing procurement cost), which allows for analyzing the impact between lead-time reduction and buyerâsupplier interactions.
Skin color - patchy. Patchy skin color is areas where the skin color is irregular. Mottling or mottled skin refers to blood vessel changes in the skin that cause a patchy appearance. Considerations. Irregular or patchy discoloration of the skin can be caused by: Changes in melanin, a substance produced in the skin cells that gives skin its color.
dapple. 1  a spot or mottled marking, usually occurring in clusters. 2  an animal with a mottled skin or coat. 3  dappled; spotted: a dapple horse. 4  to mark or become marked with spots.