Global kinetics of methanol dehydration to dimethyl ether by gas phase method were studied under atmospheric pressure and power type kinetic equation was obtained.
研究了常压下甲醇气相法脱水生成二甲醚的宏观动力学，得到幂函数型动力学方程。
The influence of packing system of silica by gas phase method on products quality and the property comparison between new equipment and old equipment were introduced.
介绍了气相法二氧化硅包装系统对产品质量的影响及新老设备的性能比较。
Many preparation methods of zinc oxide have been studied including gas-phase method, liquid-phase method and solid-phase method up to now.
制备氧化锌的方法有很多种，主要分为气相法、液相法和固相法。
Nanometer titanium dioxide can be made by gas-phase method and liquid-phase method.
纳米二氧化钛的制备方法主要有气相法和液相法。
Nanometer titanium dioxide can be made by gas-phase method and liquid-phase method.
纳米二氧化钛的制备方法主要有气相法和液相法。
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