standard fresh water 中文意思是什麼

standard fresh water 解釋
標準淡水
  • standard : n 1 標準,水準,規格,模範。2 旗;軍旗,隊旗;【徽章】標幟,標記;旗標,象徵。3 【植物;植物學】...
  • fresh : adj 1 新產生的,新制的;新獲得的;新近的,新到的。2 清新的;生氣勃勃的,強健的,氣色好的,鮮艷的...
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  1. Standard practice for standardized aquatic microcosms : fresh water

    標準化水生微觀世界的標準規程
  2. Standard features include : 3 ” waste outlet valve, left side service, 2 ” fresh water outlet valve, sight glasses, hose bracket, strap tie - down brackets, bumper hitch, rear mud - flaps, wand holster, unique baffle design, keyed locking cabinets

    標準系統包括: 3 "大小排污口閥,左邊服務系統, 2 "大小清水閥、視鏡、軟管支架、捷牽制下拉支架、防撞緩沖器、後方泥瓣、棒皮套、獨特設計擋板、可鎖壁櫃。
  3. Under the worse situation of worldwide shortage of fresh water, china, as one of the 13 countries with lowest per capita occupancy in water resources, has 330 cities are short of water ; an average of 26. 68 million hectares farmland in drought annually but also a loss of billions of rmb properties due to the floodwater every year ; 82 % rivers and lakes suffered from pollution in different degree ; 2800 km river without any aquatic ; 25, 000km ' s water unqualified by fishery water quality standard

    在全球淡水資源日益緊張的形勢下,我國作為世界人均水資源13個貧困國家之一,有330個缺水城市,每年平均有4億畝農田受旱,每年洪災要造成數以千億的經濟損失,有82 %的江河、湖泊受到不同程度的污染, 2800多公里的河段魚蝦基本絕跡, 2 . 5萬公里的河流水質超過漁業水質標準。
  4. Hygienic standard for fresh water

    淡水魚衛生標準
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