发布时间:2025-01-16 12:29:59
钢材密度按7850千克/立方米计算,
方通重量为:
(0.2X0.2-0.18X0.18)X1X7850
=59.66千克/米
=59.66公斤/米
四楼卫生间有一个l形立柱该立柱是从一层一直到四层的水电工在开水管槽时从地
2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:59 2025-01-16 12:29:5910年旧房翻新成婚房只做墙面顶面门窗翻新地砖都不用换厨卫不做翻新水电都不用翻新做墙面翻
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