站点所有者使用这种典型的通风管式的范例来增加转换，同时使用户更加容易理解站点的过程。
This is the classic funnel paradigm that site owners use to increase conversion and make their process comprehensible for users.
介绍了风管式自然通风系统及其管道布置的一些问题。
Describes natural ventilation system with air ducts and some problems of ducts arrangement.
管道式纳米等离子净化装置涉及一种空气净化装置，具体为一种用于通风管道的综合空气净化装置。
A pipeline type nano-plasma purification device relates to an air purification device, in particular to the comprehensive air purification device for a ventilation pipeline.
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