The Reynolds number based on the cone base diameter is 50, 000.

基于圆锥体底部直径的雷诺数为50,000。

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The quality of the feeding bamboo is assessed by the density and height of bamboo, bamboo trunk base diameter and the percentage of young bamboos.

竹子密度、竹子基径、幼竹比例和竹子高度则是衡量主食竹质和量的主要指标。

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Depending on the relationship between height (H) and diameter (D) of dominant trees, it takes the height of the dominant achieved at base diameter as the index of site quality estimation.

试图从优势木树高与胸径的相关关系入手，以优势木在标准胸径时所达到的树高作为评估地位质量的指标。

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Depending on the relationship between height (H) and diameter (D) of dominant trees, it takes the height of the dominant achieved at base diameter as the index of site quality estimation.

试图从优势木树高与胸径的相关关系入手，以优势木在标准胸径时所达到的树高作为评估地位质量的指标。

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