An uncontrolled flow of gas, oil, or other well fluids into the atmosphere is called a ______.
A. flow
B. breakout
C. kick
D. Blowout
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A vessel engaged in minesweeping on the high seas carries which of the following day signals ？
A. Two green balls in a vertical line
B. Two black balls in a vertical line
C. A black ball at the foretruck and yardarm ends
D. A shape of two cones point to point
发生油污事故时，船舶通常可鸣放下列哪种报警信号？
A. 一长声
B. 一短一长一短声
C. 一短二长一短声
D. 二短二长声
根据水路货物运输管理规则规定，港航记录：
A. 对收货人发生效力
B. 对托运人发生效力
C. 对收货人和托运人均发生效力
D. 以上说法均不正确
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