不饱和聚酯复合材料及其应用和销售；
唐山安吉尔纯净水是一家专业从事水处理技术研究，应用和销售服务的现代高新科技公司。
The Tangshan Angier pure water is one specialized is engaged in the water treatment engineering research, the application and the sales service modern high new technology company.
心理学家戴尔·昆克尔指出，对销售主持人的应用减弱了儿童辨别广告和节目内容的能力。
The psychologist Dale Kunkel showed that the practice of host selling reduced children's ability to distinguish between advertising and program material.
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