对铸造钛合金铸态组织的力学性能进行测试。
目的评价铸造金合金基底、铸造钛合金基底、铸造镍铬合金基底烤瓷修复体的临床性能。
Objective it is to evaluate the clinical function of Ceramic dental prosthetic restorations with casting gold alloy, casting ti alloy and casting Ni-Cr alloy metal bases.
方法经钛合金或金合金铸造核烤瓷冠修复。
Method Porcelain-fused prosthesis with the casting core of Ti or Au alloy.
研究了一种新型钛合金精密铸造用型壳——氮化硼基复合型壳及其与钛镍合金的界面反应和反应层的形成机制。
A new kind of boron nitride based shell mold used for investment casting titanium alloys was fabricated and the reaction between it and Ti-Ni alloy was investigated.
阐述了钛合金铸造及其他合金铸造中最易产生的铸件缺陷原因和消除的方法。
The paper sets forth the causes of defaults most easily occurred in titanium alloy casting and other alloy casting and their troubleshooting.
结果表明，氧化锆陶瓷型芯的物理性能能够满足钛合金高尔夫球杆头铸造要求，该陶瓷型芯与钛合金液不发生明显的界面反应。
It is shown that the ceramics core is excellent in the physical characteristics. And it is not obvious in the interface reaction with liquid of titanium.
目的对比钴铬合金、低钛合金及镍铬合金3种贱金属合金铸造冠，在3.0T及1.5 T磁共振成像检查时，产生金属伪影的最大面积及伪影涉及的扫描层数。
Objective To investigate the influence of three dental alloys casting crowns on the artifacts of MRI imaging during the examination of 3.0T MRI and 1.5T MRI.
对钛合金薄壁铸件在重力场下及不同离心精密铸造工艺条件下的充型过程进行了实例模拟计算。
Sample simulations were performed for mold filling processes of precision titanium castings under gravity and different centrifugal casting techniques.
对钛合金薄壁铸件在重力场下及不同离心精密铸造工艺条件下的充型过程进行了实例模拟计算。
Sample simulations were performed for mold filling processes of precision titanium castings under gravity and different centrifugal casting techniques.
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