Companycom has restored their mksysb. They notice that the external volume groups cannot be seen. What should be done to access the volume groups?（） A: Run importvg command B: Run synclvodm command C: Recreate volume groups D: Update /etc/filesystem

Fixed cost per unit of product = totalfixed manufacturing costs / some selected volume level.

The magnitude of the internal force of a bar depends on not only the external force but also the shape of its cross section. A: 正确 B: 错误

The nurse is caring for a client with an acute bleeding cerebral aneurysm. Which of the following activities is not appropriate in nursing care（） A: Position the client to prevent airway obstruction. B: Keep the client in one position to decrease bleeding. C: Administer IV fluid as ordered and monitor the client for signs of fluid volume excess. D: Maintain the client in a quiet environment.

The pulmonary volume that buffered the change of alveolar partial pressure was A: Inspiratory reserve volume B: expiratory reserve volume C: deep inspiratory volume D: residual volume E: functional residual volume