“grassland ecotourism”的概念、定义、翻译、参考文献-科学参考

单词	grassland ecotourism
释义	grassland ecotourism Encyclopedia 农学草原旅游释 grassland ecotourism草原生态旅游以草原自然生态系统为载体，以草原民俗文化为活动内容，以环境保护为核心理念，以人与草原生态系统和谐相处为旅游方式的旅游活动。
随便看	turbine isentropic expansion work turbine oil turbine polytropic expansion work turbine power safety factor turbine protection turbine pumps turbine reaction turbine rotor turbine shell turbine spindle Turbine Stage turbine stage loading factor turbine stage velocity triangle turbine ultimate expansion turbine work turbo-charged internal combustion engine turbocharger turbocharger compressor choke turbocharger compressor performance parameters turbocharger compressor surge turbocharger turbine choke turbocharger turbine performance parameters turbocharger with wastegate turbocharging turbocharging transient response

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