在污染负荷预测基础上，根据三峡建库前后不同的边界条件，对其最大容许污染负荷量进行了初步分析计算。
Moreover, the permissible pollution load in Xiangxi River is initially analyzed and calculated with different boundary conditions of the Three Gorges Reservoir.
某种物体的数量，尤其是指污染物，超过测量标准或是可容许的程度。
The amount by which something, especially a pollutant, exceeds a standard or permissible measurement.
总量管制：指在一定区域内，为有效改善空气品质，对于该区域空气污染物总容许排放数量所作之限制措施。
Total quantity control means limiting measures that are formulated for total allowable emissions quantities of air pollutants within a certain area in order to effectively improve air quality.
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