题目

英语翻译
It should,however,be noted that the s 1 s design requires a
significantly higher development effort,i.e.,costs,than the 2d or
3d as regards casing design,hydraulic layout of the diffusers,axial
pressure equalization,mechanical design,and radial thrust.
A final decision regarding the type of pump to be chosen can be
made by the pump manufacturer and the plant design engineer
after careful consideration of the advantages and disadvantages
previously mentioned,taking into account also the fluid pressure at
the impeller inlet,the efficiency,the space occupied by the pump,
and the civil engineering measures to be taken.

提问时间：2021-03-28

答案

然而要注意的是,s 1 s设计需要更大程度上的改善,那就是：成本、铸造方面2D或3D设计、扩散器的液压布局、轴向压力均衡、机械设计,以及径向推力.有关泵型号的最终选择可由泵的制造商和工厂设计工程师经过仔细权衡之前...