Using increment analysis, the law of changing economic factors, such as cost, price, discount rate, etc, to influence the model optimization could be studied under different planting measures.
运用增量分析方法,研究不同栽培措施下,成本、价格、折现率等经济因素变化对栽培模式优化的影响规律。
2
The cost structure of energy consumption of hot oil pipeline has greatly taken place by the constant increment of electrovalency and great drawdown of heating oil price.
由于电价不断上涨导致燃油价格大幅度下降,使热输管道的能耗成本结构发生了较大变化。
3
In this paper, two concepts calculated price of output value and coefficient of increment are put forward, with which the problem of calculating output value of silviculture is solved in theory.