林业系统生产力是林业生态系统最本质的特征之一。
Forest system productivity is essential feature of forest ecology system.
林业生态建设是一项宏伟的社会系统工程。
The forestry ecology construction is a magnificent social system engineering.
林业可视化技术推广是一个系统工程。
The promotion of forestry visualization technology is a systematic project.
林业股票投资的风险包括系统风险和非系统风险。
Risk of forestry stock investment include system and non-system risk.
林业股票投资的风险包括系统风险和非系统风险。
Risk of forestry stock investment include system and non-system risk.
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