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- The exterior surface and longitudinal surface of fluorosed teeth and normal teeth were studied by SEM without or with short of acid treatment. 所有牙表面和纵剖面在未做酸蚀处理和做了短期的酸蚀处理后用扫描电子显微镜观察釉质结构。
- This paper analyzes the composition of liquid steel on the high - temperature mechanical property of steel and longitudinal surface crack of CSP slab. 从钢水成分影响钢的高温力学性能的角度,研究钢水成分对钢的高温力学性能和CSP薄板坯表面纵裂的影响。
- The influencing factors of longitudinal surface cracking of CSP Slab such as funnel mold shape,chemical composition and mold heat flux were studied. 研究了漏斗型结晶器形状、钢水化学成分和结晶器热流对薄板坯表面纵裂的影响。
- Based on the underground of high efficient CC in Ma steel,the longitudinal surface crack and centerline crack,the uppermost defects of beam blank CC production are studied. 本文针对马钢异型坯高效连铸的背景,分析了异型坯生产中铸坯质量的主要缺陷类型:表面纵裂和中心裂纹。
- According to the high-temperature mechanical property of steel, influence of middle carbon steel chemical composition on longitudinal surface cracks of CSP slab has been studied. 本文从钢水化学成分影响钢的高温力学性能的角度,研究了钢水主要成分对CSP薄板坯表面纵裂的影响。
- Formation mechanism and influencing factors of longitudinal surface cracks of CSP Slab have been studied from funnel mold shape, chemical composition and mold heatflux at Handan CSP plant. 结合邯钢CSP生产实践,研究了结晶器形状、钢水化学成分和结晶器热流控制对薄板坯表面纵裂的影响及表面纵裂的形成机理。
- The crack sensitivity of hypo-peritectic steel, its formation mechanism and factors are discussed, and on the analysis, the reasons and factors on longitudinal surface crack are found out. 为改善亚包晶钢高速浇铸时的表面质量,从过热度、锰硫比、拉速、铜板温度、平均热流和保护渣几个方面进行讨论。
- Influencing Factors of Longitudinal Surface Cracking of CSP Slab CSP薄板坯表面纵裂的影响因素
- Research on Small Longitudinal Surface Cracks of Beam Blank 异型坯表面纵向微细裂纹研究
- Keywords hypo-peritectic;longitudinal surface crack;brittle zone; 亚包晶;表面纵裂;脆性区;
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- A longitudinal cut from the trunk of a tree. 料板，板皮从树干上纵切下的一块木材
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
