【单选题】【消耗次数:1】
基层施工气温应在()°C以上,路面基层采用水泥稳定碎石。宜采用初凝时间和终凝时间较长(宜在()h以上)的普通硅酸盐水泥、矿渣硅酸盐水泥或火山灰质硅酸盐水泥,强度等级不高于()MPa,考虑偏差系数及()%的保证率,水泥剂量()。以下()是正确的。
5;5;32.5;93;4%~5%
6;5;35.5;95;5%~6%
6;6;35.5;93;5%~6%
5;6;32.5;95;4%~5%
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相关题目
【单选题】 混凝土浇水养护的时间:对采用硅酸盐水泥、普通硅酸盐水泥或矿渣硅酸盐水泥拌制的混凝土,不得少于()。
①  7d
②  10d
③  5d
④  14d
【单选题】 硅酸盐水泥和通用硅酸盐水泥的初凝时间要求不小于( )。
①  40min
②  45min
③  50min
④  55min
【单选题】 通常要求普通硅酸盐水泥的初凝时间和终凝时间( )
①  >45min和>10h
②  >45min和10h
【单选题】 抹灰常用的水泥为不小于( )级的普通硅酸盐水泥、矿渣硅酸盐水泥。
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③  35min
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①  A、5.5
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【单选题】 通用硅酸盐水泥的主要组分包括( )。
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②  硅酸盐水泥生料、石膏和混合材料
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④  硅酸盐水泥熟料、石灰和混合材料
【判断题】 初凝时间不符合规定的硅酸盐水泥为废品。
①  正确
②  错误
【判断题】 由硅酸盐水泥熟料、0%~5%石灰石或粒化高炉矿渣、适量石膏磨细制成的水硬性胶凝材料,称为硅酸盐水泥,分P.I和P.II,即国外通称的波特兰水泥。
①  正确
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②  火山灰水泥
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