Chemical reaction of co is a gas-solid catalytic reaction in catalytic converter. The mass transfer course of co in honeycomb holes has very important effects on co conversion ratio.
催化转化器中CO化学反应属于气固非均相催化反应，在载体蜂窝孔内CO向催化剂固体表面的质量传输过程对CO的转化率有着重要影响。
The change of oligomer content was analyzed at static high-pressure state during polyester melt transfer course in screw extruder and pipes.
研究了聚酯熔体在螺杆输送、管道输送过程中及静态高温状态下齐聚物含量的变化。
The change of oligomer content was analyzed at static high-pressure state during polyester melt transfer course in screw extruder and pipes.
研究了聚酯熔体在螺杆输送、管道输送过程中及静态高温状态下齐聚物含量的变化。
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