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- There're many problems in quality of steel # 45 produced by LD-LF-CC in Laigang,such as surface pores and upset cracks. 莱钢采用LD-LF-CC(方坯连铸)生产45%23钢铸坯质量存在较多问题,主要是表面气孔数量多、轧材顶锻裂纹等。
- The defect sources of camshaft remelt hardening such as surface pores,graphite floatation,edge damage,surf... 分析凸轮轴重熔淬火中主要质量缺陷产生的原因,得出提高硬化处理合格率的现场措施。
- Holes surface pore focus on upper and middle subfacies of effusive facies which locates in the edifice slope. 气孔面孔率高的区城集中在距离火山口较近的斜坡处，亚相主要为喷溢相上部、中部亚相。
- Through metallographic examination and SEM analysis of upset cracks,the cause of the formation of surface pores of steel # 45casting blank is studied. 从对顶锻裂纹缺陷进行金相分析、扫描电镜分析出发,研究45%23钢铸坯表面气孔形成的原因;
- Simultaneously drifts away the humic acid may promote the plant leaf surface pore contraction, reduces the moisture content forfeit. 同时游离的腐植酸可促进植物叶面毛孔的收缩，减少水分的丧失。
- Micrograph shows that the rough surface pores and surface texture of RGBM have a strong bond characteristic and an excellent interfacial zone for asphalt binder. 依据统计分析结果显示各试验组别之铺面绩效及声学特性等试验结果之平均数存有显著差异；
- The plugging of the surface pores in the preforms which often occurs in isothermal CVI technology seldom happens in the thermal gradient CVI process,namely,the overcrusting is avoided. 热梯度化学气相沉积工艺中避免了等温沉积工艺中预制体表面孔隙过早堵塞的现象,适合制备轴对称的环形、管型件。
- Moreover, PVDF ultrafiltration membrane surface was modified by lowtemperature plasma technique, so that the surface pore size of the membranedcan be adjusted by the reaction condition. 采用低温等离子体接枝技术改性聚偏氟乙烯膜(PVDF),在 PVDF 膜表面引入疏水性单体苯乙烯,通过改变反应条件,达到改变膜表面孔径大小的目的。
- Thus,this paper has proposed acalibration method to improve the measurement and taking a deposit as an example,the reasons for the surface pore and the calibrated results are anal... 对此，本文改进了测定方法，提出了修正方案，并以某矿床为例分析了产生表面孔隙的原因及修正后的具体结果。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- 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
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
