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In order to realize safety production in coal mine, ventilation system must be set up.
为了实现煤矿安全生产，各矿必须建立稳定的矿井通风系统。
youdao
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Production order, material data handing in SAP ERP system.
在SAPERP系统中处理生产订单、原料数据。
youdao
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Production order, material data handing in SAP ERP system.
在SAPERP系统中处理生产订单、原料数据。
youdao