A client returns from a myelogram, for which an iodized oil (Pantopaque) was used. Which one of the following nursing measures would be included in his care

A. Bed rest with bathroom privileges.
B. Restricted fluid intake.
C. Head of the bed elevated 45 degrees.
D. Assessment of lower extremity movement and sensation.

单级单吸离心泵的悬架轴承部件支撑着泵的（）部件，滚动轴承承受泵的径向力和轴向力。

A.前泵盖

B.壳体

C.密封

D.转子