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- 鄂西渝东地区定向钻井速度影响因素分析及对策.pdf
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- 钢材缺陷及焊接对Z向性能的影响分析.pdf
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- BS EN 988-1997 锌和锌合金.建筑用轧制平板材规范
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发布日期:1997-01-15
实施日期:1997-01-15
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简介:Composition and tolerances on dimensions of a zinc/titanium/copper alloy for roofing. Typical available sizes, typical physical and mechanical properties.
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- BS 6577-1985 建筑用胶粘沥青(自然岩沥青粒料)规范
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发布日期:1985-06-28
实施日期:1985-06-28
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简介:Gives requirements for roofing, tanking and flooring grades of mastic asphalt for building composed of natural rock asphalt, and coarse aggregate where appropriate, incorporated with asphaltic cements.
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- BS 1199 and 1200-1976 建筑用天然砂规范
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发布日期:1976-07-30
实施日期:1976-07-30
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简介:Sampling, testing, quality and grading. BS 1199 covers sands for external renderings and internal plastering with lime and <a href="http://www.zbgb.org/47/StandardDetail1126985.htm" target="_blank">Portland cement</a>. BS 1200 covers sands for mortar for plain and reinforced brickwork, blockwalling and masonry.
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- BS 2799-1974 建筑与工程用动力驱动塔式起重机规范
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发布日期:1974-06-03
实施日期:1974-06-03
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简介:Applies to tower cranes as used on building sites and in works of engineering construction where the crane is dismantled when it has served its purpose. Both horizontal jib and luffing jib cranes are covered and these may be of the travelling, fixed or climbing type.
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- BS 1047-1983 建筑用气冷高炉炉渣集料规范
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发布日期:1983-10-31
实施日期:1983-10-31
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简介:Gives quality and grading requirements for use in concrete and in other construction materials. Stability tests and methods of chemical analysis are appended.