可燃气体报警仪一旦报警,操作人员采取的措施不正确的是()。
A、查看位号
B、立即到位置点检查是否有可燃气体泄漏
C、确定是气体泄漏还是报警仪故障
D、不需处理
参考答案:D
可破坏胃黏膜屏障的药物是()
A.胶体铋剂
B.西沙必利
C.雷尼替丁
D.阿司匹林
E.奥美拉唑
Planning and scheduling are ().
A.separate and distinct tasks and have little relationship to each other
B.the only means for assuring project resources
C.distinct but inseparable aspects of the successful project
D.tasks which take place in parallel in a project environment