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指出实验室下列颜色的钢瓶在中盛放何种气体:天蓝色:___,黑色:___,红色: ___。
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指出实验室下列颜色的钢瓶在中盛放何种气体:天蓝色:___,黑色:___,红色: ___。
时间:2021-09-08 15:39
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青书学堂
佳木斯大学
分析化学(专升本)
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氧气@#@氧气@#@乙炔,
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指出实验室下列颜色的钢瓶在中盛放何种气体:天蓝色:___,黑色:___,红色: ___。
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