Petrochemical wastewater were treated by continuous micro filtration(CMF) and reverse osmose(RO) double membrane technique.
采用连续微滤(CMF)-反渗透(RO)双膜技术深度处理石油化工排放水。
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主妇(音频版)第二季 Grade inflation - the gradual increase in average GPAs (grade-point averages) over the past few decades - is often considered a product of a consumer era in higher education, in which students are treated like customers to be pleased.
分数膨胀——即过去几十年来,平
GPA(
)
逐渐提高,这通常被认为是高等教育消费
代
产物,在该
代,学生就是消费者,需要被满足。