就读于西安交通大学经济学专业，现年19岁的程佳认为，越复杂的角色扮演游戏越能提供一个更好地了解朋友们个性的机会。
Cheng Jia, a 19-year-old economics major at Xi 'an Jiaotong University, in fact thinks that the more complicated role-playing games provide a chance to get to know the personalities of friends better.
程先生说在中国，煤矿安全问题越来越突出，因为许多国家由于能源革新，已经放弃开采高风险煤矿。
Mr. Cheng said mine safety was increasingly challenging for China and that many other countries had given up on the excavation of high-risk mines amid energy reforms.
分子链共轭程程度越低，还原速率越高。
The lower the conjugation extent of the molecular chain, the higher the reduction speed.
分子链共轭程程度越低，还原速率越高。
The lower the conjugation extent of the molecular chain, the higher the reduction speed.
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