forest belt短语¹⁴⁴⁹⁷²⁺² 基本例句 绿化区,森林地带 植物 Taking Heyuan city as an example, the problems exiting in the construction of fireproof forest belt and their reasons are analyzed and the measures to strengthen the construction are put forward. 以广东省河源市为例，分析生物防火林带建设中存在的问题及原因，提出加强生物防火林带建设的措施。 cnki