預先注水 的英文怎麼說
中文拼音 [yùxiānzhùshuǐ]
預先注水
英文
preliminary infusion- 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
- 先 : 名詞1 （時間或次序在前的） earlier; before; first; in advance 2 （祖先; 上代） elder generation; ...
- 注 : Ⅰ動詞1 （灌入） pour; irrigate 2 （集中） concentrate on; fix on; focus on 3 （用文字來解釋字句）...
- 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
- 預先 : in advance; beforehand
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Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating
箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋，分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模；拆裝式和液壓式兩種模板的設計、製作要求和使用方法；綜合考慮、優化混凝土配合比，混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝，蒸汽養護的方法和規定；應力應變雙控制確保預應力施工質量的施工技術；採用重物移運器有效移梁的施工方法；壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法，並可為以後類似施工作借鑒。Water pollution was becoming intensified, while with the improvement of human ' s living standard, more attention was increasingly paid to the sanitation and safety of drinking water. so adopting advanced drinking water purification to obtain high quality water was necessary. by changing the different combination of drinking water ' s regular treatment process, ozonation, activated carbon and biological activated carbon, the paper chose the optimal treatment process, also the parameters of the process were analyzed through experiments, then the economic, reasonable process parameters were determined
水污染不斷在加劇，而隨著人們生活水平的提高，飲用水的衛生和安全越來越被關注，因此有必要採用先進的飲用水深度處理技術來獲得優質飲用水，本文通過改變飲用水常規處理工藝、臭氧化、活性炭與生物活性炭的不同組合的中試試驗研究，選擇出了最佳處理工藝，又對最佳處理工藝的各個參數進行試驗分析，確定出經濟合理的工藝參數，在現有的條件下，對預臭氧化進行了生產試驗。Termination of your service during the probation period will be subject to one week ' s notice in advance or one week ' s salary in lieu of advance notice
中文姐系在時期將預先受制於一個星期的注意的檢定或代替預告的一個星期的薪水期間的你的服務的終止。
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