发现断面形态、裂纹路径以及肋状区裂端簇射状银纹群之间有直接联系。每一肋条由一细砂带和一粗破带构成。
It was observed that there was a direct connection between the fractographs, the fracture path and the crack tip crazes or microcracks in rib region.
它是由梳柄、梳体、直梳齿、弧形梳齿、梳齿端、防滑纹成，其特征是弧形梳齿、梳柄上刻有防滑纹、梳齿端上末端呈圆形。
The utility model is characterized in that the arc-shaped comb teeth and the comb handle are carved with the skidproof grains and the upper ends on the ends of the comb teeth are made into circles.
它是由梳柄、梳体、直梳齿、弧形梳齿、梳齿端、防滑纹成，其特征是弧形梳齿、梳柄上刻有防滑纹、梳齿端上末端呈圆形。
The utility model is characterized in that the arc-shaped comb teeth and the comb handle are carved with the skidproof grains and the upper ends on the ends of the comb teeth are made into circles.
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