进入塔，罐，槽，管道等工作时，必须按（）和气体防护技术规程进行。
A、登高作业票
B、气体分析
C、动火证
D、安全生产检修制度
参考答案：D
A 34-year-old multigravida is admitted in 36 weeks gestation in active labor with diagnosis of Rh sensitization. The fetus is in a frank breech presentation. The client’s membranes rupture spontaneously, and the nurse documents the color of the fluid as yellowish. Which of the following can explain the yellowish fluid
A. Amniotic fluid embolism.B. Oligohydramnios.C. Rh sensitization.D. Abnormal presentation.
广东省最大的农、林、果自然生态景区是（）。
A.珠海农科奇观
B.华南植物园
C.高要广新农业生态园
D.三水荷花世界
