sealing section 中文意思是什麼
sealing section
解釋
密封節-
Oval cross section and plastic sealing washer
橢圓截麵塑性密封圈 -
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。 -
Electromechanical components for electronic equipment. basic testing procedures and measuring methods. part 12 : soldering tests. section 6 : test 12f - sealing against flux and cleaning solvents in machine soldering
電子設備用機電元件基本試驗規程及測量方法第12部分:錫焊試驗第六篇:試驗12f在機器焊接中封焊處耐焊劑和清潔劑 -
Electromechanical components for electronic equipment - basic testing procedures and measuring methods - part 14 : sealing tests - section 7 : test 14g : impacting water
電子設備用機電元件.基本試驗程序和測量方法.第14部分:密封試驗.第7節:試驗14g :水沖擊 -
Electromechanical components for electronic equipment. basic testing procedures and measuring methods. part 12 : soldering tests. section 6 : test 12f : sealing against flux and cleaning solvents in machine soldering
電子設備用機電元件.基本試驗程序和測量方法.第12部分:焊接試驗.第6節:試驗2f :防熔密封和機械焊接中的清洗溶劑 -
Electromechanical components for electronic equipment - basic testing procedures and measuring methods - part 12 : soldering tests - section 6 : test 12f : sealing against flux and cleaning solvents in machine soldering
電子設備用機電元件.基本試驗程序和測量方法.第12部分:焊接試驗.第6節:試驗12f :機械焊接過程中耐稀釋和清洗劑用密封件 -
Electromechanical components for electronic equipment. basic testing procedures and measuring methods. part 12 : soldering tests. section 6 : test 12f : sealing against flux and cleaning solvents in machine soldering. european standard en 60 512 - 12 - 6
電子設備的電機元件.基本試驗過程和測量方法.第12部分:焊接試驗.第6節:試驗12f :機械焊接過程中耐液體和清潔溶劑的密封
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