Much like illegal drugs, traces of pharmaceuticals often filter through traditional sewage-treatment processes.
正如违禁药品的情况一样，痕量的合法药物也通过了污水处理设备的过滤。
Filtered process mathematical model includes material balance equations of solid filter material and liquid sewage respectively.
污水过滤过程的数学模型包括固体滤料相和液体污水相的物料衡算方程。
In the mid-test of sewage going to the steam generator, dual filter and ion exc.
稠油污水进热采锅炉中试。 采用双滤料过滤器和强弱酸钠离子交换器。
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