英语语法分析

The obturation effect and postoperative reaction were recorded.

记录根管情况及术后反应。

Conclusions: the trial point test may improve the quality of obturation with lateral compaction.

结论：在侧向加压法根管充填中，试尖可明显改善充填质量。

Design principle of Obturation mechanism in high pressure is to avoid structural component from plastic deformation.

高膛压闭气机构的设计原则是避免构件发生塑性变形。