英语语法分析

Preoperation embolization may provide advantage condition for surgery.

术前栓塞为手术切除提供了良好条件。

Preoperation intervention can remarkably relieve the patient's anxiety and is beneficial to smooth operation and recovery.

术前干预能明显减轻手术患者的术前焦虑，有利于手术的顺利进行和术后康复。

After 5 months of preoperation, the system runs stably, and has passed the test and acceptance organized by the service unit.

系统经过5个月的试运行，运行稳定，已通过使用单位组织的测试和验收。