The main internal factors effecting water quality in water storing unit are material, water retention period and flowing character of the water in the unit.
影响水质的内部因素主要有蓄水装置材质、水力停留时间和水的流动特性。
Macro mineral elements content is one of the important factors effecting the herbage quality, 60species of herbage in Alashan desert district in Inner Mongolia were studied in this aspect.
常量矿物质元素含量是影响牧草质量的重要因素之一，本文对内蒙古阿拉善额济纳荒漠区60种牧草进行了这方面的分析研究。
Finally, the factors effecting the deposition quality are stated in detail.
最后，详细分析了影响沉积质量的因素。
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