求翻译：(a) 实施光面爆破，爆破后应在边坡壁面上留下一定的炮眼痕迹，炮眼痕迹保存率应满足下表的规定。周边炮眼痕迹应在开挖轮廓面上均匀分布。是什么意思？

(A) the implementation of smooth blasting, blasting in the slope after the borehole wall on the left some traces, traces of preservation rate of perforation should meet the requirements under the table. Signs around the borehole surface excavation contour should be evenly distributed.

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The (a) implementation refacing demolition, after the demolition should leave behind certain artillery eye trace on the side slope wall surface, the artillery eye trace survival rate should satisfy the next table the stipulation.The peripheral artillery eye trace should in excavate on the outline su

() Implementation of smooth blasting, blasting shall on the slope wall shows traces of certain holes, holes should meet following table traces saved rate requirements. Trace contour hole should be evenly distributed on the excavation profile.

(A) the implementation of smooth blasting, blasting in the slope after the borehole wall on the left some traces, traces of preservation rate of perforation should meet the requirements under the table. Signs around the borehole surface excavation contour should be evenly distributed.