此外，移动旅游应用软件将有助于人们在进行合约化和非合约化的差旅采购时，提高对首选供应商的差旅政策的遵从度。
In addition, mobile travel applications will help drive compliance to preferred suppliers for both contracted and non-contracted purchases.
小型钢企在现货市场上采购铁矿石，它们无法通过年度合约的方式锁定价格。
Smaller mills buy iron ore onthespot marketandare unable to lockinprices by annual contract.
原料的采购，供应商的采购流程，包括供应商的选择，供应商的资格认证情况，长期供应合约签订的商谈，质量的监控和储运时间的控制。
Purchase materials and supplies, procurement activities, including vendor selection, qualification, negotiating long-term supply contracts, and monitoring quality and timeliness of delivery.
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