For hot metal pre-treatment desulphurization,the problems of weak desulfurizing agent fluidity,long skimming time,large iron loss, etc.
从生产实践来看,铁水预处理工艺普遍存在脱硫渣流动性差、渣铁分离困难、扒渣时间长、铁损大等问题。
The cost and economic benefits of the hot metal desulphurization with slag skimming are introduced.
论述了鞍钢铁水脱硫系统在生产中的应用以及它所产生的冶金效果 ,并分析了钙—镁粉剂脱硫的技术优点和技术工艺过程对脱硫效果的影响 ,特别分析了鞍钢脱硫扒渣的成本及所产生的经济效
Application of the derrick mast construction technique in the highway bridge span;
扒杆施工技术在高速公路桥梁架设中的应用
The application of derrick mast in erection of approach simple supported beam bridge of Guanzhouhe super large bridge;
扒杆在官洲河特大桥引桥简支梁架设中的应用
Proactive Engineering Design for the Flood Channeling Exit in Minzhu Dyke of the Dongting Lake;
洞庭湖民主垸蓄洪扒口预案设计
Based on a full investigation on the operating condition of the chains of all kinds of mini-under-tie ballast cleaning machine availailable in China, this paper makes an analysis and study of their commonly -used material and failure state, and hence provides some reference for selecting materials reasonably, laying down the technological process rules and designing the type of teeth.
在调查国内现有的各种小型枕底清筛机的扒链使用情况的基础上，对所用材料和失效问题进行了分析和探讨。