Based on the principles of stain resistance and landscape to select the wetland plants. The management and maintenance of wetland are important guarantee for the system to operate normally and stably.
依据耐污性、景观性等原则进行湿地植物的选择，同时强调管理维护对人工湿地系统正常稳定运行的重要保障作用。
These results extend the landscape of genetic alterations in leukaemia, and identify mutations targeting transcriptional and epigenetic regulation as a mechanism of resistance in ALL.
这些结果扩展了白血病的基因变异谱，确定后天调控与转录靶向突变为ALL的耐药机制。
There are stainless steel and aluminum alloy materials, scratch resistance, anti-rust, graphic and landscape, colorful, bright, photo-resolution prints can be comparable.
材料有不锈钢和铝合金，耐刮，防锈，图文并貌，色彩丰富，鲜艳，清晰度可与冲印相片媲美。
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