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1·The de?ned process, using the materials and equipment speci? ed, should be shown to result in the consistent yield of a product of the required quality.

验证时，应使用规定的物料和设备，运行既定的工艺，持续得到的产品质量应符合要求。

2·This article introduces the polluted situation and trend of the sea area of Guangzhou, analyses the main pollutants, polluted origin and polluted way, and proposed speci...

文章介绍了广州海域水质状况和发展趋势，对主要污染物、污染源及污染途径进行了分析，并结合实际情况提出了治理对策。