The paper evaluates the limitations that semielliptical surface crack in a shaft is simplified to a unilateral crack in a finite boundary plane and a cross straight line crack in a semi infinite body.
评价了将轴表面半椭圆裂纹简化为有限边界平板的单边裂纹问题和半无限体表面穿透直线裂纹问题来处理的局限性。
To prevent the construction edges being polluted, you should keep the processing positions remaining straight line completely or tape the mask belts between the boundary lines of unpainted areas.
为了防止施工边缘部分沾污及加工处保持完全直线或与不涂部分的界线应贴好护面胶带。
So far the application of method of lines is restricted to electromagnetic boundary value problems (em BVPs) in rectangular or compound rectangular regions with straight line boundaries.
到目前为止，直线法仅应用于矩形域或复合矩形域上的电磁场边值问题。
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