More attentions are paid to high Z materials because of their high melting point and low sputter rate, but such materials remain the problems of brittleness to which is harmful for their application.

高z材料因其高熔点和低溅射率近年来受到越来越多的关注，但是难熔材料的脆性等问题仍然是这类材料应用的一大障碍。

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The point mutation detection rate of hair follicles was higher than that of blood. So, hair follicles have the potent clinical application value for the genetic analysis of mitochondrial diseases.

毛球标本的线粒体点突变检测率高于血液，因此在线粒体相关疾病的基因分析中具有较高的临床应用价值。

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The application of nine-point controller in ceramics percolation rate detector;

研究了一种新型控制器——九点控制器增益的参数控制作用。

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