最后同时选中两个三角形和下面的苹果进行复制或剪切，再右击原来的苹果标注框选择“设置形状格式”。
Finally selected two triangles and at the same time the following apple replicate or shear, right-click on the original apple again annotation boxes to select "set format" shape.
作者从断裂力学观点研究了圆盘形纯剪切破裂产生的远场位移，导出了远场位移的解析表达式。
From the point of view of fracture mechanics, we studied the far displacement field produced by a disk-shaped pure shear fracture and obtained an analytic expression for that field.
根据MHD气球模稳定性理论，计算了负磁剪切位形中等离子体气球边缘稳定性区域。
Based on MHD ballooning mode stability theory, marginal stability regions of the plasma ballooning mode in negative magnetic shear configuration are calculated in this paper.
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