根据这些直线族，可以由已知的压头曲率和外载荷确定接触区尺寸。
Based on the above straight lines, the contact zone can be determined from the known indentor curvature and loading.
研究了施加载荷、压头形状、基板性质等因素对涂层显微硬度测试结果的影响，得出了为准确确定涂层硬度指标所适合的试验条件。
The applied load, shape of the indenter and properties of substrate that have influences on microhardness test result have been studied.
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