[单项选择]正常人24h尿液量约为() A. 800ml B. 1500ml C. 2500ml D. 2000ml
参考答案:B 答案解析:正常成人24小时尿量1000~2000ml,平均在1500ml左右。
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第1题: [单项选择]()is not a factor which will affect the accuracy of GPS receiver. A. detective Availability B. local environmental conditions C. autonomous mode versus differential correction mode versus RTCM mode D. the averaging of recorded locations 参考答案:A