If injecting poor-quality water,it can directly built up oil layer leakage end face, result in injection well absorbing capacity fell, heighten injection pressure and farther aggravate heterogeneity of the reservoir, It consequently causes reservoir energy insufficiency and declines well yield.
如果注入劣质水，可直接堵塞油层渗滤端面，导致注水井吸水能力下降、注入压力升高、更进一步加剧了储层的非均质性，从而引起油层能量不足，油井产量下降。
参考来源 - 注水水质对储层渗流物性的影响研究（实验研究新理论与水质标准研究）·2,447,543篇论文数据，部分数据来源于NoteExpress
Countries are also handicapped according to their locations, with sub-Saharan African countries suffering from scant and poor-quality water, and Asian countries affected by depleted fishing stocks.
国家也由于地理位置而受到阻碍，就像撒哈拉以南非洲国家遭受缺水喝水质量差的困难，亚洲国家受到渔业资源耗尽的威胁。
Poor water quality and lack of adequate sanitation has increased the risk of communicable diseases such as diarrhoeal illness and measles.
质量低劣的水质和缺乏适当的卫生条件增加了腹泻病和麻疹等传染病的风险。
Investors avoid countries with unpredictable food production, health problems related to poor water quality, and unreliable electricity supplies.
投资商回避那些食品生产不可预见、存在与不良水质有关的卫生问题和电力供应不可靠的国家。
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