按照装备器材坐标规定,分水器坐标位置是哪里?()
A.出水口接口上
B.在本体与进水口连接处的上方
C.分水器底部
D.分水器本体上
参考答案:B
— Sorry, Frank. I'm busy today. I can't go swimmming with you.
— ______. [ ]
A. No problem
B. You're welcome
C. That's all
D. Never mind
开展流速仪法Ⅱ型误差试验时,对一类精度的水文站,各级水位试验测次应大于()
A.1次
B.2次
C.3次
D.5次