二冲程直流扫气柴油机的气缸套发生粘着磨损、磨粒磨损、腐蚀磨损最大的部位在()。
A.上止点附近
B.下止点附近
C.行程中点
D.全部行程
参考答案:A
两个有理数的和为负数,那么这两个数一定[ ]
A.都是负数
B.至少有一个负数
C.有一个是0
D.绝对值相等
The nurse assesses the client’s urinary stoma regularly for edema. Which of the following signs and symptoms might indicate excessive stomal edema()
A. Elevated temperature.
B. Urine output below 30 mL/hour.
C. Urine dribbling from the stoma.
D. Complaints of discomfort around the stoma.