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在丹佛（Denver, Spins Queen (http://tel/) CO），霜线大约在 30 到 **36** 英寸（76 到 91 厘米）深度。这个深度指的是地下冻结的深度，通常在冬季可以影响到地基和管道的埋设。
是的，就是这么深。。
If you have any questions pertaining to where by and how to use Spins Queen, you can get hold of us at the web site.
是的，就是这么深。。
If you have any questions pertaining to where by and how to use Spins Queen, you can get hold of us at the web site.