如果你没有去心器，可用水果刀穿过苹果沿核切开。
If you don't have a corer, push a paring knife through the apple and cut around the core.
内部的屏蔽层应该在扫描仪的一面切开，并且连接上火焰控制器的地线上。
The inner screening shall be cut on the scanner side and connected to ground at the flame controller.
方法在切口部位，沿扩张区域局部轮廓切线的垂直方向切开，植入扩张器。
Methods in the area of incision, made a incision vertical to the tangent of local curve of expanding area, implanted the expander through this incision.
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