How should the lifeboat sea painter be rigged?（）
How should the lifeboat sea painter be rigged?（）
Sometimes, the pilot ladder should be rigged with accommodation ladder.
Sometimes, the pilot ladder should be rigged with accommodation ladder.
中国大学MOOC: Sometimes, the pilot ladder should be rigged with accommodation ladder.
中国大学MOOC: Sometimes, the pilot ladder should be rigged with accommodation ladder.
Sometimes, the pilot ladder should be rigged with accommodation ladder. A: 正确 B: 错误
Sometimes, the pilot ladder should be rigged with accommodation ladder. A: 正确 B: 错误
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