我记得锅炉得有一锅炉水位记。中学物理课学的。那早晚儿不叫物理，叫工业基础知识，简称工基

来源: 走资派还在走于 2024-11-08 16:26:28 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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