钛棒过滤器使用钛粉末烧结滤芯，用于粗滤或中间过滤。
Titanium stick filter, using titanium powder frit filter element, is used in the roughing filtering and intermediate filtering.
一种吸附香烟有害物质透明的香烟过滤嘴，包括烟卷棒、过滤嘴滤芯、过滤嘴外套。
The invention discloses a transparent cigarette filter for adsorbing harmful substances in a cigarette.
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