subject system of debris flow and debris flow classification, formation of debris flow, model of debris flow mass, movement and impact of debris flow, abrasion of debris flow, control technique of debris flow, debris flow testing and disaster appraise.
基于对国内外大量泥石流研究成果的分析,本文作者将其研究现状概化为泥石流学科体系及分类、泥石流形成条件、泥石流模型、泥石流运动及冲击、泥石流磨蚀作用、泥石流防治技术、泥石流试验和泥石流灾害评价与预测等8个方面。
Repair and anti abrasion measures of erodible parts of middle and small scale axial flow turbine;
中小型轴流式水轮机易磨蚀部件的修复与抗磨蚀措施
Mechanism of concrete pavement subjected simultaneously to freezing-thawing and abrasion action;
混凝土路面冻融-磨蚀复合作用机理研究
Through performing all kinds of anti-corrosion and anti-abrasion experiments,the ways of surface oxidation process and anti-corrosion coat materials of air propeller are selected in this article according to self-protection property of the air propeller used on certain ship.
根据空气螺旋桨在某船上的自身防护特点,通过耐腐蚀、耐磨蚀等各种实验,对空气螺旋桨桨叶表面氧化处理工艺和表面防腐涂层材料进行了筛选。
Experiment Study of Anticorrosive-wear about Tube and Rod Friction Pair in the Pumping Well;
抽油井管杆摩擦副耐磨蚀性能试验研究
Experimental study on electrode potential and electrochemical corrosion of four kinds of ordinary materials selected under different sewage environments was discussed,in order to ascertain the influence of electrochemical corrosion on corrosive-wear of oil tube and pumping rod.
为探讨电化学腐蚀对抽油井中管杆磨蚀的影响,选取油田常用的4种管杆材料分别在不同污水环境下进行了电极电位和电偶腐蚀实验研究。
Study the corrosive-wear rules of the oil tube and pumping rod in different environment can guide technologists through the selection of the suitable tube and rod materials.
研究不同油井环境下各种管杆配对材料的磨蚀规律,可以指导油田正确选择使用管杆配对材料。
But for those turbines in silt-laden river, because of the wear by sediment and the interaction between the wear and cavitation, the setting height of turbine would influence the investment and safe and stable operation of the hydropower station.
用不同的安全高程和水流含沙量作为试验条件，按金属磨蚀失重率来优选最有利安装高程，是一种新的方法，这在国内外还是首次。