The creation of large parks and forests is of lower priority than some 20 years ago.
现在已不像大约20年前那样需要优先考虑建立大型公园和培育森林了。
The ratios of absorption and return of biology are usually lower in mangrove forests than those of other forestS, but biological decompositional ratios for most of elements are reverse.
红树林的生物吸收率和生物归还率通常也较低，但其大多数元素的生物分解率则较高。
The ratios of absorption and return of biology are usually lower in mangrove forests than those of other forestS, but biological decompositional ratios for most of elements are reverse.
红树林的生物吸收率和生物归还率通常也较低，但其大多数元素的生物分解率则较高。
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