Correct abnormal situation, provide preventive measures.
矫正异常状况，提供预防措施。
The causes of back end defects of copper alloy extruded products were analyzed, provide preventive measures, the product quality had been improved effectively, thus achieving good economic benefit.
分析了铜合金制品缩尾缺陷的产生原因，并提出了相应的预防措施。有效减少缩尾缺陷，提高产品质量和经济效益。
Objective to analyze the influential factors of phlebitis in patients with retained intravenous cannula so as to provide a basis for working out pertinent preventive nursing measures.
目的分析静脉留置针患者发生静脉炎的相关因素，为制定相应的预防护理措施提供依据，以提高输液护理质量。
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