结合未确知测度模型，对影响城市燃气管道安全的因素进行系统的分析与评价。
The factors affecting the safety of urban gas pipeline are analyzed and evaluated systematically.
国内外对流动性的研究主要集中在流动性过剩的内涵、影响因素等方面，较少涉及测度方法。
The study of domestic and abroad about liquidity mainly focuses on the connotation and influence factors of excess liquidity, etc., with little measurement.
基于实地调查研究，对林下食用菌的生产效率进行测度，并分析影响林下食用菌生产效率的因素。
Basing on site survey, this paper estimates the efficiency and influencing factors of under-forestry fungi production.
基于实地调查研究，对林下食用菌的生产效率进行测度，并分析影响林下食用菌生产效率的因素。
Basing on site survey, this paper estimates the efficiency and influencing factors of under-forestry fungi production.
应用推荐