下列哪种脏器损伤，临床表现以腹膜炎为主()。A．肝 B．脾 C．胰 D．肠 E．肾

The nurse is caring for a client who underwent a total hip replacement. What should the nurse and other caregivers do to prevent dislocation of the new prosthesis

A. Keep the affected leg in a position of adduction.
B. Use measures other than turning to prevent pressure ulcers.
C. Prevent internal rotation of the affected leg.
D. Keep the hip flexed by placing pillows under the client’s kne

在K₂Cr₂O₇+14HCl=2KCl+2CrCl₃+3Cl₂↑+7H₂O反应中______（填化学符号，下同）是还原剂，______元素被还原．

对应于常用工具栏里“粘贴”按钮的快捷键是( )。

A．Ctrl+F
B．Ctrl+U
C．Ctrl+X
D．Ctrl+V

下列各微粒中，各个电子层电子数都达到2n²个的是（　　）

A．Ne、Ar

B．Al³⁺、S^2-

C．F^-、Na⁺

D．Ne、Cl^-

导致不舒适的最低风速约为（）.