衡量锚链强度的标准链环是:()
A.加大链环
B.连接卸扣
C.链端链环
D.普通链环
参考答案:D
当保护线跨越不同回路电气化股道时,对承力索(无承力索时对接触线)的最小距离不得小于()。
A.2000mm
B.2500mm
C.3000mm
D.4000mm
The nurse is assessing the puncture site of a client who has received a purified protein derivative test. Which finding indicates a need for further evaluation
A.15-mm induration.
B.Reddened area.
C.10-mm bruise.
D.Blister.