下面所列属于项目经理安全责任的是（）
A.制定项目安全生产操作规程
B.保证安全生产资金投入
C.对违章应立即制止
D.落实安全生产责任制
参考答案：D
Which of the following shall not the officers in charge of the navigational watch do?（）
A.continue to be responsible for the safe navigation of the ship
B.Leave the bridge
C.Keep the watch on the bridge
D.Use any available navigational aids necessary to ensure that the ship follows the planned course
轨道道岔质量要求及允许偏差，轨道轨面前后高低，目视平顺，用10米弦量不超过（）毫米。
A、10
B、6
C、8
D、12
