梯形的金属板材制成的屋顶覆盖着大面积的绿化，且安装了大型的太阳能系统。
The roof made of trapezoidal sheet metal is covered with extensive greening, and was designed for the installation of a large-scale solar energy system.
大面积植树造林绿化国土是跨世纪中国的一大课题。
Land of afforest of large area afforestation is the one big task that crosses century China.
分析危险废物处理厂生产区周围进行大面积地面硬化的原因，提出加大厂区绿化的措施。
The reasons of ground hardening in a large area around working areas in hazardous waste treatment plants were analyzed.
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