The paper introduces a method for calculating the heating load of initial station or heating station of hot oil pipeline, and gives proof to it.
为此，介绍了一种热油管道首站或加热站加热负荷的计算方法，以合理确定管道首站和中间站的热负荷。
Principle and process technology, additive, product characteristics and product testing method of water-proof and oil-absorption finishing for staple fiber nonwovens are introduced in the paper.
介绍了短纤针刺非织造布拒水吸油整理的原理及工艺技术、助剂和产品特性以及产品测试方法。
Several precautions to be noted in oil depot explosion - proof electrical equipment operation safety management are analyzed in this paper.
分析了油库防爆电气设备运行中安全管理应注意的几个事项。
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