Research about the negative impact of services like Groupon is starting to surface.
但是对提供这些优惠的商家来说又是什么情况呢？ 一些关于团购服务带来的负面影响的研究，正逐渐被披露出来。
One obvious impact is the radical alteration of the land surface.
一种显而易见的影响是大地表面剧烈的改变。
The variation of slope angle has a significant impact on failure surface.
锚板埋深比越大，斜坡倾角的影响也越显著。
The variation of slope angle has a significant impact on failure surface.
锚板埋深比越大，斜坡倾角的影响也越显著。
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