计算机打印输出的账簿,必须经( )签章方才合法。
A.操作员
B.档案管理员
C.操作员与稽核员
D.数据审核员
参考答案:C
营养不良()
A.腹水伴发热、腹痛
B.腹水伴腹块
C.腹水伴肝肿大
D.腹水伴水肿
E.腹水伴蜘蛛痣
Fusible-link fire dampers are operated by().
A.8the heat of a fire melting the link
B.a break-glass and pull-cable system
C.electrical controls on the bridge
D.a mechanical arm outside the vent duct