物理化学实验室真空与气路系统的改进
吴平平,徐晓明,夏文生

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Pingping WU,Xiaoming XU,Wensheng XIA
图1 钢瓶柜及内部示意图 (a)钢瓶柜;(b)顶部为排风系统和气体检测报警装置,内部为钢链条固定的气体钢瓶