Mortality is the number or volume of trees periodically rendered unusable through natural causes.

枯损是一类由于自然原因而定期变得无用的林木株数或材积.

辞典例句

Application of computer vision in automatic measurement of log volume is introduced.

开发了计算机视觉的原木材积自动化检测系统.

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The selected families'mean height , DBH, individual volume was 8.1 m , 16.5 cm , 0.1132 m 3 , respectively.

入选家系平均树高8.1m, 平均胸径16.5cm;平均单株材积0.1132m3.

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The selected provenances'mean height, DBH, individual volume was 8.12 m , 12.49 cm , 0.0552 m 3 , respectively.

入选种源平均树高8.12m, 平均胸径12.49cm;平均单株材积 0.0552m3.

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Log volume inspection is very important in forestry research and paper making engineering.

原木材积的检测在林业研究及造纸工程等领域是十分重要的.

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