【单选题】在水工图中,将视向逆水流方向所得到的立面图称为什么?
【单选题】在水工图中,将视向逆水流方向所得到的立面图称为什么?In the hydraulic diagram, what is the elevation projectioning from the inverse direction of flow called?
A.
下游立面图 downstream elevation
B.
上游立面图 upstream elevations
D.
纵剖视图 longitudinal sectional view
【单选题】When the VI is executed, what value will be displayed in the "Output" indicator?