运行中变压器和套管油中溶解气体中总烃含量的注意值为150μL/L。
参考答案:错
Assessment of a client in active labor reveals meconium-stained amniotic fluid and fetal heart sounds in the upper right quadrant. Which of the following is the most likely cause of this situation
A. Breech position.B. Late decelerations.C. Entrance into the second stage of labor.D. Multiple gestation.
新型布尼亚病毒感染可以通过哪些途径传播()
A.蜱叮咬传播
B.血液或体液传播
C.胎盘传播
D.呼吸道传播
E.经污染的食物传播