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[期刊论文] 作者:雷发良, 来源:建筑科技与管理 年份:2013
公路施工;机械设备;保养;成本管理  Cost management of day-to-day maintenance of road construction machinery  Lei Fa-liang...
[期刊论文] 作者:Min-Yu Jian,Fa Liang,Hai-Yang Liu,Ru-Quan Han, 来源:世界临床病例杂志 年份:2021
BACKGROUNDPerioperative stroke is a rare but devastating complication. The risk factors formassive cerebral stroke in surgical patients include older age, male sex, priorcerebrovascular disease, hypertension, renal failure, smoking, diabete......
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