rotation age中文什么意思

轮伐龄

• rotation:    n. 1.旋转；轮转；循环。 2.【 ...
• age:    n. 1.年龄。 2.成年〔满廿一岁 ...
• by rotation:    轮流地

例句与用法

1. Maximum efficiency is obtained by the continous reappraisal of the breading-value of each selected tree as it approaches rotation age .
   只有到树木接近轮伐期时，对所选的每株树木的育种值，应作反复多次的评价，才有可能获得最大的效益。