当蒸发生产能力固定后，真空系统水喷射泵进水量越大，进水温度越低，所获得的真空度（）。
A、越高
B、越低
C、不变
D、无法判断
参考答案：C
A client is receiving a radiation implant for the treatment of bladder cancer. Which of the following interventions is appropriate
A. Flush all urine down the toilet.B. Restrict the client’s fluid intake.C. Place the client in a semiprivate room.D. Monitor the client for signs and symptoms of cystitis.
骨骼的基本病变包括（）
A.骨质疏松
B.骨质增生
C.骨质破坏
D.矿物质沉积
E.骨折
