South Africa
Portland cement is the product obtained by pulverizing clinker, consisting of hydraulic calcium silicates to which some calcium sulfate has usually been provided as an interground addition.
国家: | South Africa |
型号: | - |
离岸价格: | 获取最新报价 |
位置: | - |
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最小订单: | - |
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交货时间: | - |
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