materials rate材料率materialsn.原料；素材名词material的复数形式.materials flow management物流管理materials testing reactor材料试验反应堆materials-special funds[经] 专项基金-材料materials projection chain物资投送保障链Materials for slide making制片材料materials price difference材差materials requisition note[经] 领料单materials for summer cloth夏期用织物materials consumption norm材料消耗定额materials purchased report购入原材料报告