From 6 to 12 months, the more bone resorption was observed in single crown group.

单冠修复组在6 ~ 12个月期间的种植体边缘骨吸收更为显著。

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Results The long term effectiveness of various treatments in residue crown group has no statistically significant difference(P>0.05);

结果残冠组不同桩钉修复体的远期疗效差异无显著性（P <0 .0 5 ） ；

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A recent survey by the Crown Plaza hotel group suggests that certain times and activities are more conducive to creative thinking than others [PDF download].

最近由皇冠饭店组织的一项调查表明：特定的时间、特定的活动更有益于创造性思维。

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Reprinted by permission of Harmony Books, an imprint of the Crown Publishing Group (2010).

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