指质量在生产过程中产生，因此可以预防、发现缺陷，以及采取措施防止缺陷再发生的方法。
Method by which quality is built into the manufacturing process, so that defects are prevented, detected, and countermeasures are implemented to prevent reoccurrence.
目的探讨颅血肿清除术后颅内再发血肿的原因，从而针对性的制定预防措施，减少术后再发血肿发生率。
Objective To explore the recurrence of intracranial hematoma following the surgical treatment and to prevent and reduce it.
纠正和预防措施有效的防止了问题的再发生。
Correction and preventive actions can effectively prevent recurrence of the problem.
对术后有再发生上消化道出血可能者，提出了有关预防措施。
Some prophylactic measures are put for-ward for unexpected postoperative bleeding in upper alimentary tract.
对术后有再发生上消化道出血可能者，提出了有关预防措施。
Some prophylactic measures are put for-ward for unexpected postoperative bleeding in upper alimentary tract.
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