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Keywords casting alloy;pearlitic ductile iron;as-cast; 关键词铸造合金;珠光体球铁;铸态;
Keywords Casting alloy;Microstructure;Corrosion behavior;Scanning tunnel microscope （STM）; 铸造合金;显微组织;腐蚀行为;扫描隧道显微镜（STM）;
A cast alloy steel 0Cr18Ni5Mo3 is designed. 设计了OCr18Ni5Mo3铸造合金钢。
A low-gold content dental casting alloy composed of Ag-Pd-Cu-Au was prepared to study the age-hardening mechanism using DSC, micro-Vicker’s hardness, X-ray diffraction. 采用差热分析、显微硬度测试、X射线衍射分析对牙科低金含量银钯合金的时效强化机制进行了初步探讨。
But the instruments of testing heat check, stress and linear shrinkage of casting alloy at present are not only inconvenient in operation but also unitary in function. 已有的测定铸造合金热裂、应力、线收缩参数的仪器不仅操作不便,而且功能单一。
Keywords Hypoeutectic cast alloy;Modifier; 亚共晶铸造合金;变质剂;
The results show that cocurrent addition of Ti and B can obtain refined grains and improved properties of the cast alloy. 研究结果表明,同时加入钛和硼可细化晶粒,提高性能。
Keywords Casting Accuracy;Prosthodontics;Titanium Alloy; 铸件精度;包埋料;钛合金;
HD160-B1 LED Lantern is composed of acrylic Fresnel lens, super-high-intensity LED, flasher, sunswitch and cast alloy aluminum case. HD160-B1 LED 航标灯由丙烯酸塑料菲涅耳透镜、超高亮LED、闪光器、日光开关和铸铝合金外壳组成。
The modification mechanism of the eutectic Si in Al-Si cast alloy and the characters of the (modi-)fiers commonly used were reviewed in this paper. 利用挤压铸造制备了氧化铝纤维增强铝硅合金复合材料,在扫描电镜上观察了复合材料中的共晶硅形貌,研究了共晶硅变质机制。
HD160-B1 LED Lantern is composed of acrylic Fresnel lens ,super-high-intensity LED ,flasher,sunswitch and cast alloy aluminum case. B1 LED航标灯由丙烯酸塑料菲涅耳透镜、超高亮LED、闪光器，日光开关和铸铝合金外壳组成。
Methods Form a post core with a screw post after resinifying therapy on the distomolar residual root,then make cast alloy crown or porcelain fused to metal crown. 方法对43例老年人后牙残根残冠在塑化治疗后应用根管螺纹钉形成桩核,然后再行金属铸造全冠或烤瓷全冠修复。
Keywords Cast iron Alloy Wear Wear-resisting materials Pulverizing; 铸铁;合金;磨损;抗磨材料;粉碎;
Keywords cast Ti alloy vacuum heat treatment orthopaedics; 铸造钛合金;真空热处理;矫形;
Methods Crowns made of five types of detental casting alloys were put on a crossbreed dog's first molar respectively. 方法选择目前临床口腔固定修复最常用的贵金属和非贵金属作为实验材料,通过动物实验的方法对它们在MRI图像上产生伪影的大小作分析。
In clinic,we should select the suitable undercut deepness wherein the cobalt-chromium alloy casting clasps,according to different brands of the casting alloy,undercut length,undercut slope,and the clasp thickness. 在临床工作中 ,应根据不同厂商生产的铸造钴铬合金 ,结合倒凹长度、坡度及卡环粗细选择进入倒凹的深度 ,以获得较理想的固位效果。
Keywords casting bearing;alloy;Sb;ammonium cerium sulfate;volumetry; 铸造轴承;合金;锑;硫酸铈铵;滴定法;
The chemical composition of a new casting alloy is designed. its structure and corrosion behavior are stud,ied by means of metallographic microscOPe, X-ray diffraction, EMPA,TEM, SEM and STM. 本文设计了新型铸造合金的化学成分，采用金相显微镜、X射线衍射、电于探什（EMPA）、透射电镜（TEM）、扫描电镜（SEM）及扫描隧道显微镜（STM）研究了新型铸造合金的组织及其腐蚀行为。
In addition, low fraction solid slurry is a significant reason why SSR is capable of working with typical secondary aluminum die casting alloys. 此外，低固体颗粒含量的浆料也是使半固态工作站能够用常规铝合金压铸的重要原因。
Be opposite light classic while this one new keyword casts earnest look, those once classical also remember adorably in what arouse people ceaselessly. 以女性主张为核心的新浪漫主义的崛起，注重形式，强调感受，细节中略带一些情绪，女性的多元化气质主宰了整个家居风格的潮流走向。