Plant net primary production (NPP) of agriculture vegetation represents the capacity of sequestrating atmospheric CO2 in agro-ecosystem, and plays an important role in terrestrial carbon cycling.
农业植被净初级生产力代表了农田生态系统固定大气co_2的能力，是陆地生态系统碳循环的重要组成部分。
The paper describes the application of coal gasification, coal liquefaction and coal in the combination cycling power generation, as well as the process flow of this type air separation plant.
论述了空分设备在煤气化、煤液化和煤联合循环发电中的应用，以及该类型空分设备的流程形式，指出了空分设备在煤化工中的应用前景。
Plant litter decomposition is one of the most important processes in nutrients cycling of forest ecosystem.
凋落物分解是森林生态系统中物质和能量交换的重要生态学过程。
He article mainly introduces the application based on the PLC and Frequency conversion timing control system in use of the cycling water automation renovation system in the heat and power plant.
介绍了一种基于PLC与变频调速的控制系统在水系统自动化改造中的应用。
The paper describes the application of coal gasification, coal liquefaction and coal in the combination cycling power generation, as well as the process flow of this type air separation plant.
在熟悉空分设备工艺流程，掌握设备结构的基础上，针对设备故障现象，及时准确地发现故障并排除之，对空分设备的正常运行具有十分重要的意义。
Atmosphere-plant-soil interface, carbon and nitrogen cycling in the soil and underlying mechanisms, emission of greenhouse gases from the soil;
土壤界面过程，土壤碳氮循环及其调控机制，土壤温室气体排放；
Atmosphere-plant-soil interface, carbon and nitrogen cycling in the soil and underlying mechanisms, emission of greenhouse gases from the soil;
土壤界面过程，土壤碳氮循环及其调控机制，土壤温室气体排放；
应用推荐