purchased cost of bulk materials的意思|示意

散装材料购买费用 cost of processed materials purchased 材料采购成本 purchased cost of bulk materials 散装材料购买费用 ; 散装材料费用 cost of materials and inputs 材料及投入物成本 ..

散装材料费用 cost of processed materials purchased 材料采购成本 purchased cost of bulk materials 散装材料购买费用 ; 散装材料费用 cost of materials and inputs 材料及投入物成本 ..