Summarizes the first industrial application of hydrocarbon steam reforming catalyst QZ201/QZ202 used in Puyang Fertilizer Plant in Henan.
对QZ2 0 1/QZ2 0 2二段烃类蒸汽转化催化剂在河南濮阳县化肥厂的首次工业应用进行了总结。
Though indigenous rainforest dwellers of South America have been using rubber for generations, it was not until 1839 that rubber had its first practical application in the industrial world.
虽然南美洲土生土长的雨林居民世代使用橡胶这种东西，可是直到1839年橡胶才在工业化世界中得到了最早的实际运用。
It gained greater currency in the first half of the nineteenth century when industrial civilization began to be transformed by the application of steam power.
在十九世纪上半叶，蒸汽动力的应用开始改造工业文明时，进步这一观念为更多的人所接受了。
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