发布时间:2025-02-06 11:55:46
用水量为180kg,水灰比为0.5,则水泥用量为180/0.5=360kg;设砂用量为S,石子用量为G,砂率为33%,故有S/(S+G)=33%,又有S+G=2400-180-360=1860kg
联立求解,有S=613.8 kg;G=1246.2kg;
则初步配合比为:
水泥:水:砂:石=1:0.5:1.70:3.46
邻居李大妈购买了一套新房子正准备装修今天我们去做做装修小参谋吧
2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46求风水大师小高层楼房15层侧卧窗户斜对着北面小区楼房角有什么说法吗
2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46 2025-02-06 11:55:46配电站里面高压配电柜 进线柜有3个出线柜有8个 断路器柜有2个 高压配电柜调试需要做几次
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