to organize major international events of forestry and its ecological construction and supervise performance of conventions;
承办林业及其生态建设的重要国际活动和履约工作；
The ecological optimum performance of a endoreversible quantum Carnot refrigerator is found, and heat transfer law of the refrigerator is discussed.
求出内可逆谐振子量子卡诺制冷机的生态学优化性能，并讨论了制冷机的导热规律。
By using numerical solution method, the optimal cycle performance characteristics of the engine at maximum power output, maximum efficiency and maximum ecological function are analyzed and discussed.
应用数值方法，分析并讨论了热机在最大输出功率、最大效率和最大生态学函数下的优化循环性能特性。
It is pointed out that the article of "on the ecological optimum performance of a quantum Carnot refrigerator" is incorrect. And the same time the analysis and review are done in detail.
指出了“关于量子卡诺制冷机的生态学优化性能”一文中的错误，并作了较为详细的分析和讨论。
Here you can watch beautiful garden sceneries, taste green ecological food, sleep in Siheyuans with elegance and primitive simplicity, and be amazed by the wonderful ethnic gala performance.
赏秀丽田园风光、品绿色生态美食、住古朴典雅四合院、看精彩民族文艺演出。
The flowers of modesty, moderation, the performance of environmental protection, the original ecological, natural Preparation techniques and ingredients.
其花性谦逊温和，表现环保、原生态、纯天然的制取技术和成分。
The flowers of modesty, moderation, the performance of environmental protection, the original ecological, natural Preparation techniques and ingredients.
其花性谦逊温和，表现环保、原生态、纯天然的制取技术和成分。
应用推荐