濾心
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 | 本条目需要擴充。（2010年6月19日） |
濾心，為白色滾筒狀，主要用於過濾液體雜質。日常生活用於飲水機過濾水中雜質；工廠使用過濾桶（可放置八到十二支濾心），用於過濾液體使液體保持乾淨。有些濾心材質也會使用竹炭，可淨化水質。
参见
- 倾析
- 色谱法
- 萃取
- 萃取蒸馏
- 蒸馏
- 重结晶
- 逆滲透
The Dalles, Oregon
The Dalles, Oregon From Wikipedia, the free encyclopedia Jump to navigation Jump to search This article is about the city in Oregon. For the nearby geological formation, see Celilo Falls. For other uses, see Dalles. Not to be confused with the town of Dallas, Oregon. City in Wasco County The Dalles City The Dalles and the Columbia River in November 2008 Flag Seal Motto(s): "Cognito timor Vincit" (Latin), "Knowledge Conquers Fear" (English) Location in Oregon Coordinates: 45°36′4″N 121°10′58″W / 45.60111°N 121.18278°W / 45.60111; -121.18278 Coordinates: 45°36′4″N 121°10′58″W / 45.60111°N 121.18278°W / 45.60111; -121.18278 County Wasco County Incorporated 1857 Government • Mayor Stephen Elliott Lawrence (D) [1] [2] Area [3] • Total 6.61 sq mi (17.12...