研究氮化钛涂层对牙科铸造合金腐蚀性能的影响。
To investigate the effect of titanium nitride coating on corrosion resistance of dental casting alloys.
C1023是一种作导向器材料的镍基铸造合金。
齿轮箱:200渐开线圆柱斜齿轮,铸造合金钢活塞。
D. Gear box: 200 Involute cylinder Bevel wheel, cast alloy steel piston.
论述了碱金属元素对多种铁碳铸造合金的重要改性作用。
The modifying effects of alkali elements on various Fe-C cast alloys are presented.
铸造合金和全瓷等材料被广泛用于牙体、牙列缺损的修复。
Dental casting alloys and ceramic have been widely used in prosthetics.
结果表明,不同冷却速度的铸造合金锭具有不同的结晶组织。
Experimental results showed that the crystalline structure of the ingot is different with different cooling rates.
介绍一种新型铸造合金线收缩-应力-热裂特性综合测试系统。
A new type of multi-function system for testing linear shrinkage, stress and hot cracking of casting alloy is introduced in the paper.
因此,部分凝固铸造合金在成型加工中的潜在优越性值得重视。
It is pointed out that partially solidified cast alloy has got a potential superiority in practical forming operating.
基于迹线分析法,开发了一种不需衍射花样的铸造合金晶体取向测算程序。
Based on the trace analysis, a computer program is developed to determine crystallographic orientations without using diffraction patterns.
本文选用人牙龈细胞,对牙科常用的钴-铬-钼铸造合金进行细胞毒性的研究。
The cytotoxicity of Co-Cr-Mo dental casting alloy has been studied by using gingiva cells.
氮化钛涂层可降低牙科铸造合金,尤其是贱金属合金的腐蚀倾向,提高其耐蚀性。
Titanium nitride coating can decrease corrosion tendency and improve corrosion resistance of dental casting alloys, especially of non precious alloys.
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。
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.
就增高耐热与耐磨耗性能而言,在合金化设计上,烧结合金远比常规的锻钢与铸造合金灵活。
They have possessed high flexibility in their alloying design to increase their performance in heat and wear resistance in comparison with that of conventional wrought steel and cast alloys.
精确测定不同铸造合金的凝固特性对于优化铸造工艺、获得满足性能和尺寸要求的铸件具有十分重要的意义。
To test solidification characteristics of various casting alloy accurately is very significant for optimizing casting technique and getting castings with sound property and appropriate dimensions.
本文研制一种新型铸造合金线收缩-应力-热裂特性多功能测定仪,它可以方便准确的测定金属热裂、应力、线收缩特性。
A new multifunctional device for testing linear shrinkage, stress and heat check of casting alloy easily and quickly is developed in the paper.
表面安装式关门装置应是全齿条的和小齿轮型的,带压力铸造合金的外壳,从门表面突出不超过53毫米(2 1/8英寸)。
Surface mounted closers shall be full rack and pinion type, with pressure cast alloy shell, with no more than 53 mm (2 1/8") projection from the door surface."
灰口铁--一种铁碳和硅的合金;易于铸造;在铸态下具有很好的压力紧固性。
Gray iron--an alloy of iron carbon and silicon ; easily cast; good pressure tightness in the as-castcondition.
的成交记录。银元材质珍贵,艺术价值高,由贵重金属或白银合金铸造,制作。
Transaction record. Silver precious material, high artistic value, cast by the precious metals or silver alloy production.
熔模铸造方法的另一优点是,它可以铸造各种合金的复杂的铸件,特别可以铸造高温合金铸件。
The investment casting method another advantage is that it can casting various alloy castings, especially the complex of high temperature alloy castings can be casting.
利用所制备的预制块,研究了多孔铝合金的加压铸造工艺。
With the fabricated preforms, the pressure casting process of porous aluminum alloy was studied.
可以用于铸造的材料类型有:铝合金、青铜、工具钢、不锈钢、钨铬钴合金、镍基合金和贵金属。
Thee types of materials that can be cast are aluminum alloys, bronzes, tool steels, stainless steels, stellite, hastelloys, and precious metals.
缸体是由灰铸铁或含有镍或铬的合金铸铁整体铸造而成的。有的缸体由铝浇铸而成。
The block is cast in one piece from gray iron or iron alloyed with other metals, such as nickel or chromium. Some blocks are cast from aluminum.
本文主要研究了大高径比ZA27合金铸件挤压铸造过程的若干基本问题。
The fundamental problems of ZA27 alloy squeeze casting with high ratio of height to thickness were studied in this paper.
对铸造钛合金铸态组织的力学性能进行测试。
介绍了挤压铸造制造铝合金自行车把立管的设备结构及工艺流程。
The equipment, mould structure and processing of manufacturing aluminum alloy handle stems of bicycle using extrusion casting method are presented.
用微弧氧化的方法在铸造铝-硅合金基体上获得陶瓷层。
Ceramic coating was obtained by micro arc oxidation on the substrate of casted aluminum silicon alloy.
目的对低贵金属含量合金铸造精确程度进行比较评价。
Objective To evaluate the casting accuracy of two low-noble dental alloy systems.
研究了铝合金消失模铸造过程中的涂料行为。
The coating behavior of aluminum alloy lost foam casting ( LFC) process has been investigated.
对铸造锌合金锭市场进行了分析,对铸造锌合金锭品质进行了评价,同时对我国生产铸造锌合金锭企业提出了建设性意见。
The market of cast Zn alloy ingot was analyzed and its quality was evaluated. The constructive suggestion to cast Zn alloy ingot enterprises in China was proposed.
对铸造锌合金锭市场进行了分析,对铸造锌合金锭品质进行了评价,同时对我国生产铸造锌合金锭企业提出了建设性意见。
The market of cast Zn alloy ingot was analyzed and its quality was evaluated. The constructive suggestion to cast Zn alloy ingot enterprises in China was proposed.
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