China has no a formal law of control coke oven gas of comprehensive utilization, it is a blankness of construct law, it needs depth study, boost legislation in order to adapt to the demand of the development time.
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it needs depth study
这需要深入研究
以上为机器翻译结果，长、整句建议使用 人工翻译 。
OK, there is a school based on the history, the needs of The Times, because in-depth, detailed study of ancient philosophy than it is a step forward.
形而上学的出现是有历史根据的，是时代的需要，因为在深入的、细节的考察方面它比古代哲学是一个进步。
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