By doing so, not only can we obtain fine and close castings, but we can also improve riser efficiency.
获得健全致密铸件的同时,又能提高冒口的补缩效率。
The reactor of two staged riser in series is developed into a new type of riser reactor with improved efficiency.
两段串联提升管反应器是为适应两段提升管催化裂化新工艺技术而研究开发的一种新型高效反应器。
improvement of riser feeding efficiency by new type riser covering agent
使用新型冒口覆盖剂提高冒口补缩效果
英语网 · 双语娱乐资讯
英语网 · 中考英语
英语网 · 英语口语