primary infection是什么意思 primary infection怎么读
primary infection的用法和样例
- Disease continue to develop, there will be one or more of a gangrenous toe, secondary infection resulting moist gangrene.
病变继续发展，可出现一个或多个足趾的坏疽，继发感染后形成湿性坏疽。 - Additional clinical studies are needed to delineate further the role of antiretroviral therapy in the primary infection period.
另外，还需进行进一步的临床研究明确抗逆转录病毒治疗在初发感染阶段的作用。 - For example, HDB and JTC bonds were offered to the retail market during their primary launches.
例如，建屋发展局和裕廊镇管理局的债券初次发行时，都在散户市场出售。 - The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation.
列举的生物滤池与活性淤泥法的效率就需要初次沉淀和回流。
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