For hot metal pre-treatment desulphurization,the problems of weak desulfurizing agent fluidity,long skimming time,large iron loss, etc.

從生產(chǎn)實(shí)踐來看,鐵水預(yù)處理工藝普遍存在脫硫渣流動(dòng)性差、渣鐵分離困難、扒渣時(shí)間長、鐵損大等問題。

The cost and economic benefits of the hot metal desulphurization with slag skimming are introduced.

論述了鞍鋼鐵水脫硫系統(tǒng)在生產(chǎn)中的應(yīng)用以及它所產(chǎn)生的冶金效果 ,并分析了鈣—鎂粉劑脫硫的技術(shù)優(yōu)點(diǎn)和技術(shù)工藝過程對脫硫效果的影響 ,特別分析了鞍鋼脫硫扒渣的成本及所產(chǎn)生的經(jīng)濟(jì)效

Application of the derrick mast construction technique in the highway bridge span;

扒桿施工技術(shù)在高速公路橋梁架設(shè)中的應(yīng)用

The application of derrick mast in erection of approach simple supported beam bridge of Guanzhouhe super large bridge;

扒桿在官洲河特大橋引橋簡支梁架設(shè)中的應(yīng)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預(yù)案設(shè)計(jì)

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.

在調(diào)查國內(nèi)現(xiàn)有的各種小型枕底清篩機(jī)的扒鏈?zhǔn)褂们闆r的基礎(chǔ)上，對所用材料和失效問題進(jìn)行了分析和探討。