fixed ammonia bed unit 固定床设备
fixed ammonia bed model 固定河床模型
fixed ammonia bed process 固定床过程
fixed ammonia bed gasifier 固定床层气化器
fixed ammonia bed catalyst 固定床催化剂
fixed ammonia bed scrubber 固定床洗涤器
fixed ammonia bed contactor 固定床接触器
The select(?)ve synthesis of dimethylamine from ammonia and methylalcohol using the cation modified mordenite as catalysts on atmospheric pressure fixed bed have been studied.
研究了以阳离子改性的丝光沸石为催化剂，以氨和甲醇为原料，在常压固定床上二甲胺选择性合成反应。
The selective catalytic synthesis of dimethylamine from ammonia and methylalcohol over cerium modified mordenite under ambient pressure in a fixed bed reactor has been studied.
研究了氨和甲醇以铈改性丝光沸石为催化剂，在常压固定床上选择性合成二甲胺的反应。
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