The pyrolysis performance of byproduct propane in FCCU and byproduct reforming topped oil in catalytic reforming unit of Lanzhou Petrochemical Company were evaluated in the laboratory.
采用裂解制乙烯实验室评价装置，对兰州石化公司炼油厂催化裂化装置副产的丙烷、催化重整装置副产的拔头油进行了裂解性能评价实验。
ADVANTA was a special purpose rubber which had high performance and low cost developed by Du Pont Company for the automobile market challenge. ADVANTA had special balance on heat and oil resistance.
ADVANTA是美国杜邦公司为适应汽车工业寻求高性能低价格的橡胶这种市场挑战而开发的一种性能价格比更高的特种橡胶，它具有独特的耐热、耐油性能的平衡。
ADVANTA was a special purpose rubber which had high performance and low cost developed by Du Pont Company for the automobile market challenge. ADVANTA had special balance on heat and oil resistance.
ADVANTA是美国杜邦公司为适应汽车工业寻求高性能低价格的橡胶这种市场挑战而开发的一种性能价格比更高的特种橡胶，它具有独特的耐热、耐油性能的平衡。
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