On the basis of analysis of the factors effecting rail-sea intermodal transportation volumes, this article presents the improved productioncoefficient method calculated by value instead of by weight.
It consists of direct consumptive coefficient of fishery production, construct of value, analysis of the national economic results and a comparison of the economic targets of various types of culture.
内容包括渔业生产直接消耗系数，价值构成，国民经济效益分析，各种养殖类型的经济指标比较等。
3
The influences of salt scale on heat transfer coefficient, production capacity and steam consumption in the evaporation of liquid caustic soda are analyzed.