单项选择题
Machinery driving fuel oil transfer and fuel oil service pumps must be fitted with a remote means of stopping the machinery from （）.
A.within the space concerned B.outside the space concerned C.the throttle station D.within the fire room
单项选择题 If an electric motor driven air compressor fails to start, it may be due to a （）.
单项选择题 Which of the following precautions should always be carried out in dry dock?（）
单项选择题 Which of the following statements about pump operations is NOT a correct statement?（）
