单元制锅炉多采用()停炉。
A.滑参数
B.定参数
C.紧急
D.故障
参考答案:A
— Where is the bee?
— ___________________[ ]
A. She is on the board.
B. It's on the board.
C. He is on the board.
对中国籍船舶实施的安全检查依据()
A.我国的法律、法规、规范和我国认可的国际公约
B.港口国监督检查程序
C.巴黎备忘录
D.亚太地区港口国监督谅解备忘录