蜂窝状筛网催化剂的高开孔结构，使其较粉末催化剂具有较低的压力降，较蜂窝状堇青石催化剂具有较高的传质系数。
Wire mesh honeycomb combines a low pressure drop compared with powder catalyst and high mass transfer compared with ceramic honeycomb, mainly attributed to the high porosity of wire mesh structure.
采用化学清洗和空气爆破相结合的方法，清除换热器中由变换气及催化剂粉末等形成的垢物，降低换热器的阻力，提高热效。
Combining the chemical cleaning and air blasting method, this paper introduces a new method of removing the deposit resulting from the shift gas and catalyst powder, etc.
利用自行研制的片状粉末冶金铁基金刚石催化剂在六面顶压机上进行了金刚石合成试验。
The synthetic diamond tests were carried out using a six-anvil high-pressure apparatus and a new sheeted iron-base catalyst made by power metallurgy.
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