皮皮学，免费搜题
登录
搜题
【判断题】
非圆形管道的当量直径等于两倍的水力半径,水力半径为流通截面积除以润湿周边长。 A. 对 B. 错A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】是尿路感染最重要的易感因素.A. 尿流不畅或尿液返流
【单选题】Why did Peter start Corporate Direct?
A.
His local travel agencies had no vacancies,
B.
His wife wanted him to work from home.
C.
His ambition was to be self-employed.
【单选题】Peter start working when it began to rain.
A.
was out to
B.
was near to
C.
was up to
D.
was about to
【单选题】尿路感染最重要的易感因素是员
A.
女性解剖与生理因素
B.
尿流不畅或尿路梗阻
C.
尿道插入性器械如留置导尿管、膀胱开肉镜检查等
D.
机体抵抗力降低
E.
尿道口周围或盆腔炎症
参考解析：
知识点：
题目纠错 0
发布
