【摘要】 将国内外铸钛专用包埋料的膨胀试验与牙科铸件精度试验结合起来 ,确定牙科铸钛修复体的精度与铸钛专用包埋料的膨胀量之间的定量关系 .研制出了国产新型铸钛专用包埋料 .临床实验结果表明 ,自行研制开发出的新型包埋料在精度上已达到美国 ADA标准更多还原

【Abstract】 The quantitative relationship between the precision of titanium repair articles and the investment expansion was defined by combining the investment’s expansion test with dentistry casting precision test. A new investment for dentistry has been developed. Clinical testing results show that the precision of the new investment has reached the standard of ADA of the U.S.更多还原