The cost parameters for membrane separation of gases are defined in terms of effective selectivity and cost permeability.

将膜分离过程的成本定义为成本渗透率和有效选择性的函数。

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Roche told the press they expect the new drug's "potency and selectivity" will lead to a treatment that is "both effective and well tolerated".

罗氏公司期望这个新药的有效性和选择性能够使黑色素瘤的治疗变得有效而且耐受。

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Being an effective depressant of diaspore, SA3 has such properties as lower dosage, good applicability and high selectivity.

作为一水硬铝石的高效抑制剂，SA3还具有用量少、适用性强、选择性高等特点。

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