为方便种质资源的保存、评价与利用,Harlan(1972)提出了建立资源库亚艨的方法,称为活动收集品(active collection),这是植物核心种质酌雏形(Holden,1984)。
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The Groove Active Collection 唱片名
Active Carbon Collection 活性炭富集
air-active dust collection device 气力除尘装置
Active infrared image collection 主动式红外图像采集
Another problem that is more general would be an expanding heap that never seems to shrink, despite active garbage collection.
另一个更普遍的问题是，看似从不会压缩的扩展堆，却有活跃的垃圾收集。
The object-oriented model defines a system as a collection of sets of interacting active and passive objects.
面向对象的模型将系统定义为一组交互的主动和被动对象的集合。
Currently, national surveillance comprises passive and active data collection and reporting on hospitalized children aged 0-15 years.
目前，国家监测包括针对0 - 15岁住院儿童的被动和主动数据收集和报告。
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