The results show that soil and water conservation forest gives its maximal benefit after definite age.

研究结果表明，水土保持林要达到一定的年龄才能发挥其最大的水保效益。

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The results show that soil and water conservation forest gives its maximal benefit after definite age.

研究结果表明，水土保持林要达到一定的年龄才能发挥其最大的水保效益。

youdao