为使室内排水系统正常使用,在设计计算中可采取哪些措施?
参考答案:增大排水立管的通水能力和防止水封破坏。
Upon completing his examination over the patient, the doctor offered his judgment of her conditions.
A.of
B.off
C.about
D.around
搬动车、牵引车蓄电池电压等级为()V。
A.24;
B.48;
C.72;
D.84。