防护栏杆在上下横杆和立杆任何处，均能承受任何方向的最小800N外力作用。
参考答案：错
A client who received general anesthesia returns from surgery. Postoperatively, which nursing diagnosis takes highest priority for this client（）
A. Acute pain related to surgery.
B. Deficient fluid volume related to blood and fluid loss from surgery.
C. Impaired physical mobility related to surgery.
D. Risk for aspiration related to anesthesia.
下列符合社会收入分配公平的是（ ）
①收入分配上的绝对平均 ②收入分配的相对平等
③收入差距不能过于悬殊 ④按劳分配与按生产要素分配相结合
A．①②
B．②③
C．③④
D．①④
