The importance of mastering and applying the "three factors" to determine cause of flammable gas explosion as well as its "three differences" from the explosion caused by explosive was emphasized.
说明掌握和运用调查认定可燃气体爆炸原因的“三要素”和与炸药爆炸的“三大区别”的重要性。
In the design of the system scheme, there are three differences from the former product lines.
在系统方案的设计中，采用了有别于现有生产线的三项技术。
In the design of the system scheme, there are three differences from the former product lines.
在系统方案的设计中，采用了有别于现有生产线的三项技术。
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