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water quality and water volume 水质水量
The printing and dyeing wastewater is difficulty to treat, because of its characteristics, such as large water volume, high concentration organic pollutant, deep chromaticity, high alkalinity, changeable water quality and complex ingredient. 摘要印染废水具有水量大、有机污染物浓度高、色度深、碱性大、水质变化大、成分复杂等特点，属较难处理的工业废水之一。
Third: water quality and water environment of rivers, estuaries and offshore area; protection of aquatic resources, wetlands; reasonable use of beach. 第三：江河、河口和近海的水质，水环境，和水产资源、湿地等保护和滩涂和合理利用。
Based on the coupled model of water quality and water quality, this paper estimated the pollution condition for the water soure area, and move backward situation of Handan spring. 摘要采用水质水量耦合模型，对水源地的污染状况进行评价，提出不同开采条件下黑龙洞泉口的污水倒灌情况。
In addition,I am concerned that the state of our natural environment should not constrain our development,and we will more vigorously pursue measures to improve our air and water quality and reduce waste. 此外，我亦关注到，本港的自然环境状况不应对我们的发展造成局限。我们会更积极采取措施，改善本港的空气质素和水质，并减少废物。
In addition, I am concerned that the state of our natural environment should not constrain our development, and we will more vigorously pursue measures to improve our air and water quality and reduce waste. 此外，我亦关注到，本港的自然环境状况不应对我们的发展造成局限。我们会更积极采取措施，改善本港的空气质素和水质，并减少废物。
Water quality and collection of sludge on the bottom of the pond. 水质问题,池底污染。
RANBIR C.Soil Salinity and Water Quality[M],USA:A.A. 李学垣.;土壤化学[M]
coupling model of water quality and water quantity 水质水量耦合模型
water quality and water quantity 水质水量
We should protect the basin with regard to water levels and water quality. 我们应保护盆地以利水位与水质。
The container that certain volume can offer root system spread can be used, and the terrarium that opening opens open, more advantageous to maintaining water quality and root system to grow. 有一定体积可供根系伸展的容器都可以使用，而瓶口开敞的玻璃容器，对保持水质和根系生长更为有利。
Q: Are citizens willing to pay more for better air and water quality? 问:市民愿意为干净的空气和水缴纳更多的费用吗?
Conclusion: The soak temperature, time, and water volume of Glycyrrhiza uralensis have influence upon the qualities of the cuts. 结论：甘草浸泡的温度、时间、加水量对饮片的质量有影响。
Quantity of chlorophyll a and water quality in the West Lake, Hangzhou. 杭州西湖水体中叶绿素a含量与水质的关系。
Evaluation of water quality and water resources utilization of detension basin in Wanghuapao 王花泡滞洪区水质评价与水资源利用
Irrigation water volume could be reduced, irrigation water production efficiency could be improved and water was saved in large scale by postponing transplant stage. 推迟水稻的移栽期可以大幅度地减少本田前期灌溉用水量，提高灌溉水的生产效率，取得明显的节水效果。
Contain rubiginous water quality and the palm spot that produces in cell body bottom basically is created. 在槽体底部产生的棕斑主要是由于新水管中含锈的水质而造成的。
The Malian River water has good water quality and may be used as industrial water and drinking supply. 矿区西侧马连河水水质较好,可作为矿山开发用水源地。
The Sandoz incident also polluted the water quality and had great ecological effects in Rhein River. 而19年前在瑞士巴塞尔附近施韦策哈勒的火灾事故,同样对莱茵河水质和生态系统造成了巨大的影响。