• 处理时间保持磷化氢有效浓度重要因素

    The treatment time is the most important factor to keep the effective concentration of Phosphine.

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  • 研究反应温度气体流量磷化氢净化效率影响

    The influence of reaction temperature and gas flow rate on purification efficiency was studied.

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  • 研究反应温度气体流量磷化氢净化效率影响

    The influence of reaction temperature and gas flow rate on purification efficiency was studied.

    youdao

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