water sealing pipe 中文意思是什麼
water sealing pipe
解釋
水封管-
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。 -
Elastomeric seals - materials requirements for pipe joint seals used in water and drainage applications - part 4 : cast polyurethane sealing elements ; german version en 681 - 4 : 2000 a1 : 2002
彈性體密封件.給排水用管道連接密封件的材料要求.第4 -
Elastomeric seals - material requirements for pipe joint seals in water and drainage applications - part 4 : cast polyurethane sealing elements
合成橡膠密封件.排水設備用管接頭密封件用材料的要求.第4部分:澆鑄式聚氨基甲酸乙酯密封元件 -
Elastomeric seals - materials requirements for pipe joint seals used in water and drainage applications - part 4 : cast polyurethane sealing elements
合成橡膠密封件.排水設備用管接頭密封件用材料的要求.第4部分:澆鑄式聚氨基甲酸乙酯密封元件 -
Elastomeric seals - material requirements for pipe joint seals used in water and drainage applications - cast polyurethane sealing elements
彈性密封件.輸水和排水設施用管聯接密封件的材料要求.聚氨酯鑄造密封元件 -
It is suitable to be used in the temperature between, - 80 and 160 as the sealing material for corrosive medium in gas or liquid, the connecting seal for water supply pipe, and the insulating clad for common electric appliance
適用於在： - 80 + 160溫度的氣、液腐蝕性介質的密封材料，各種自來水管道的接頭密封和普通電器件的絕緣包覆。
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