基本解释[经济学]购料合同材料采购合同英汉例句双语例句The seller can choose by himself to purchase raw material stipulation stated in the contract.卖方能独自选择购买在契约被陈述的原料约束。fanrengu.netmaterial purchase contract更多例句词组短语短语raw material purchase contract [工经]原材料采购合同material purchase contract更多词组专业释义经济学购料合同材料采购合同