Wool buyers depend on formulas and

Wool buyers depend on formulas and experience to buy the wool to meet the contracts and maintain their margin; often blending wool across the world including the good and the bad

Results (Chinese) 1:

羊毛买家取决公式和经验来购买羊毛满足合同和维护他们的边缘;包括好的和坏的世界各地经常混合羊毛

Results (Chinese) 2:

羊毛买家取决于公式和经验购买羊毛，以满足合同和维持其保证金; 常融合世界各地的羊毛，包括好的和坏的

Results (Chinese) 3:

羊毛购买者依靠公式和经验来购买羊毛来满足合同并保持他们的利润，经常在世界各地混纺羊毛包括好的和坏的