一种过滤包(10)，其由折叠过滤区段(12)、顶部边缘条带(14)和底部边缘条带(16)形成，所述顶部边缘条带(14)和所述底部边缘条带(16)形成一框架。
A filter pack (10) is formed of a pleated filter section (12) and a top edge band (14) and a bottom edge band (16) that form a frame.
第一是使早期教育形成一个框架，这个框架包括更多的年份，将诸如认字母和拿钢笔的活动甚至在婴儿期就推行之。
The first is to formalise early education still more—a new early-years framework pushes such activities as recognising letters and holding a pen even further into babyhood.
它们一起形成了自适应系统设计所缺失的框架步骤。
Together they form the missing framework steps for adaptive business system design.
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