发布时间:2025-01-16 12:37:15
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
邻居从来不交暖气费但是他老实偷的用暖气算不算违法法律上有没有相关规定
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