What is placed on the under side of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?（）
举一反三
- What is one of the FIRST things you would do on boarding an inflatable liferaft?（）
- What is the major reason to prevent some people from being successful?
- Those best placed to help that process may not be the ones with the latest technology and state-of-the-art mobile phones, but those with the skills to understand what lies in, under and beyond the words spoken in many different languages.
- The air spaces in the floor of an inflatable liferaft will provide protection against（）. A: asphyxiation from CO<sub>2</sub> B: loss of air in the sides of the raft C: rough seas D: cold water temperature
- The airplane took off soon. It was like being on an old train ______ from side to side and going faster and faster.