The results show that the surfactants added and the surface active substances from recovered paper will effect the flotation losser.

结果发现除了一般的浮选条件以外 ，废纸浆中的表面活性剂和来自废纸的表面活性物质与浮选损失有着重要的关系。

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Among surface-active lipoidal substances, lysolecithin is probably the best studied with regard to its fusing capabilities.

具有表面活性的脂类物质中，溶血卵磷脂就其融合性来说可能是研究得最为彻底的。

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In addition to the expression of antigen on its surface, activated t cell releases various kinds of active substances, including cytokines, to regulate series of immunological responses.

细胞活化后除了表达细胞表面活化抗原外，主要释放多种活性物质发挥免疫调节功能，细胞因子是其中重要的一种。

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Whether the presence of acid conditions or surface active digestive substances in the guts of such marine organisms can desorb and release contaminants in significant quantities to cause such effects, or whether such a response is to their physical presence, remains to be answered.

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