常绿阔叶林带 meaning in English

laurel forest zone

The species are the furthest abundant in mixed forest of evergreen broad leaf and deciduous broad leaf in middle altitude region ( from 500m to 1 , 200m ) in two areas , followed by the mixed forest of coniferous leaf and broad leaf in middle altitude region ( from 1 , 200m to 1 , 600m ) of mangshan and the evergreen broad leaf forest in low altitude region ( under 500m ) of babaoshan . the biomass of the mollusca community is much bigger than any other areas and the superior species are quite apparent in low altitude region . the terrestrial mollusca are not discovered in high altitude region ( from 1 , 600 to 1 , 900 ) so far
中海拔区( 500 1 ， 200m )的常绿阔叶与落叶阔叶混交林带陆生贝类物种最为丰富；次丰富的为莽山中海拔区( 1 ， 200 1 ， 600m )的针阔混交林带和八宝山低海拔区( 500m以下)的常绿阔叶林带；低海拔区( 500m以下)的常绿阔叶林带陆生贝类的种群数量大，优势种明显；高海拔区( 1 ， 600一1 ， 900m )未发现陆生贝类。