hardened area中文什么意思

淬硬区域

• harden:    n. 哈登〔姓氏〕。
• area:    n. 1.面积；平地；地面。 2.空 ...
• hardened:    变硬的; 地下的; 放原子的; 坚固 ...

例句与用法

1. Serious short of water resources restrict city landscape ( sight ) design in north part of china in the arid area , the utilization of local cold resistant plant , disposition of the optimized landscape plant , comeback of the natural lawn landscape , the water used circulation of waterscape , the suitable increase of hardening area and the simulation waterscape were discussed
   摘要我国北方干旱区城市景观设计受水资源严重短缺的制约，本文从运用乡土耐寒植物、优化景观植物配置、恢复自然草地景观、水景用水循环使用、适当增加硬化面积和模拟水景等方面进行了探讨。