water proof paper 中文意思是什麼
water proof paper
解釋
防水紙-
Paper faced gypsum board is mainly made of construction plaster calcined with natural gypsum or chemical by - product and protective paper, mixing with fiber, modified starch, coagulant agent, vesicant and water. which are mixed, formed, coagulated, cut, dryed and sliced into light construction material. they have advantages of light weight, fire resistance, soundproof, damp proof, heat insulation, easy to operate sawn, nailed or milled an disassemble. it s widely applied in industrial and civil constructions, especially widely used as interior wall, less loading wall, ceiling etc in high buildings
紙面石膏是以建築石膏利用天然石膏或化學副產品石膏煅燒制得和護面紙為主要原料，摻加適量纖維改性澱粉促凝劑發泡劑和水，經混合成型凝固切斷烘乾切邊等工序製成的輕質建築板材。 -
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。 -
In addition to the splendid astronomy photographs, the calendar contains information about the solar and lunar eclipse that are going occur in 2001, as well as a detachable seasonal star map printed on enduring and water - proof paper
除了精美的天文照片外，月歷還附有2001年日食和月食的資料，以及一張可供剪下使用，以耐用防水紙印刷的四季星圖。 -
Based on the geological and mining conditions and occurrence characteristics of loose aquifer of xinglongzhuang colliery, water bursting cause of 4303 full - mechanized caving mining face under loose aquifer was analyzed, the prevention measures of the 3rd aquifer and reasonable dimension of coal pillar for sand proof were discussed in this paper
摘要根據興隆莊煤礦地質采礦條件，結合鬆散含水層賦存特徵，分析了四采區4303綜放工作面第四系鬆散含水層出水的原因，探討了防治三含水的技術途徑和留設防砂煤柱的合理尺寸。 -
Abstract : this paper introduces the application technique of polyvinyl chloride to proof water on floor in winter ( low temperature ), including pre - application preparation and treatment to the substrate, technical property requirement on raw material at low temperature, temperature control requirements in the application process, application method for joints at roof members and technical parameters for material mixing
文摘:介紹冬期（低溫）屋面防水施工中聚氯乙烯、膠泥的應用技術，包括：施工前的準備和對屋面防水層基層的處理，對原材料在低溫條件下的技術性能要求，操作過程中溫度控制的要求，屋面結構結點處理方法以及材料配合的技術參數。 -
This paper reviews researches on ocean engineering protection coatings in recent years, including sea - water anti - corrosion coatings, foul - proof sea coatings, method of research and its development trend
介紹了海洋工程防護塗料的防腐、防污新技術，以及研究方法和發展趨勢。
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