藻酸盐类印膜材料的凝固原理为
A．离子交换变化
B．物理变化
C．化学变化
D．室温变化
E．聚合变化
参考答案：C
打算登陆公积金账户，查询一下缴费明细，但忘记了密码怎么办？咨询电话多少？
Mrs. S with preterm labor will be under Terbutaline (Brethine) therapy. Before beginning the therapy, which of the following assessments would be most important()
A. Estimated fetal size.
B. Maternal heart rate.
C. Contraction intensity.
D. Deep tendon reflexes.
