The investigation on difference equation is to discuss its eventually behavior of the solutions, including oscillation, cycle length and global asymptotic stability, etc.
对差分方程的研究就是讨论它的解的最终性态，包括振动性、循环长度及全局渐近稳定性等。
According to the features of water cycle in protective forest ecosystem in loess area, the equation of water balance for the protective forestry ecosystem was put forward.
根据黄土地区防护林生态系统水分循环的特征，提出了防护林生态系统水量平衡方程。
In thermal system analysis of co-generation unit, the paper has perfected the analysis thought of multiple cycle, and constructed the supplement equation of the EEDM equation.
在供热机组热力系统分析计算中，完善了多重循环分析思路，构建了适于计算循环排汽系数(或再热系数)的EEDM补充方程。
The calculation equation of the economic insulating layer thickness in different service life was (derived) through the life cycle economical analysis of the mini-cold storage.
通过有限生命周期内微型冷库经济性能的分析，推导了微型冷库在使用年限不同时的经济保温层厚度计算公式。
The energy governing equation of the unsteady heat transfer in the adsorber was developed to simulate the pump cycle process.
对吸附式热泵循环系统中的传热传质进行了理论分析和实验研究，建立了吸附器中热传导方程。
First, the general form of equation for synthesizing voltage and the calculation of duty cycle is improved in the paper.
首先对双电压合成方程的一般形式及占空比的计算方法进行了改进。
Some sufficient conditions for the strict oscillation, the cycle length and the position of the extreme in a semicycle of the equation are obtained.
得到了方程（ ）严格振动的充分条件，环长以及环上极值位置。
Pr equation was adopted to calculate the thermodynamic properties of the refrigerants, and the available energy analysis for the vapor compression refrigeration cycle was programmed to calc...
利用PR方程计算制冷剂的热力学性质，编写了蒸气压缩制冷循环的有效能分析程序，分别对传统和新提出的冷藏冷冻箱制冷循环进行了计算。
Water balance elements of urban hydrological cycle have been measured and investigated, then checked by means of water balance equation in urban areas.
通过精测与调查收集城市水资源要素，并用城市水平衡方法检验。
Water balance elements of urban hydrological cycle have been measured and investigated, then checked by means of water balance equation in urban areas.
通过精测与调查收集城市水资源要素，并用城市水平衡方法检验。
应用推荐