... hard surfacing敷焊硬合金表面；表面硬化 hard-metal insert硬合金齿 hardfacing表面堆焊硬合金 ...
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wedge hard-metal insert 楔形硬质合金齿
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The carapace of the AC capacitor is round or ellipse with bolt at bottom, 2 or 3 terminals of metal hard insert, which are arranged in triangle or line and all can be tested.
端子形式为插片式，端子为三角形排列或一直线排列，外壳是圆形或椭圆，底部带螺栓的电容器均可测试。
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