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MSAW Minimum Safe Altitude Warning 最低安全高度警告
Minimum safe altitude for VFR flights within aerodrome tower control area 机场塔台管制区域内目视飞行最低安
minimum safe altitude 最低安全高度
Minimum Safe Altitude Warning 最低安全高度警报
Minimum en-route safe altitude for VFR flights 航路目视飞行最低安全高度
Please tell me the minimum safe oxygen percentage for the safety of the workers in an enclosed space. 请说出进入封闭舱室需要的安全氧气含量。
A safe altitude for dropping troops in a hover is below five meters. Anything more runs the risk of injuring the troops from the fall. 悬停投放步兵时，低于5米是相对安全的高度，如果更高就特别容易使步兵在机降过程中受伤。
As I moved to a safer altitude, I felt that familiar nudge. 我升到了较安全的高度，有一种熟悉的冲动。
Discussion on relative questions of minimum safe manning rule 对最低安全配员规则有关问题的商榷
Check your minimum and critical altitude. 检查你的最低标准和警告高度。假如失掉无线电联络。
Is any of these wild fruits safe to eat? 这些野生水果有哪一种是安全可吃的吗？
We are flying at an altitude of 20000 feet. 我们的飞行高度是20000英尺。
The airliner flew at an altitude of 20000ft. 客机在两万英尺的高度飞行。
The pilot manages to glide down to a safe landing. 驾驶员设法使飞机滑行下降安全著陆。
We have pared down our expenses to a bare minimum. 我们已最大限度地削减了开支。
Research on the decision-making model of minimum safe passing distance 最小安全会遇距离决策模型
At this altitude you often get strong winds. 在这一纬度地区，经常有大风。
The class needs a minimum of 6 pupils to continue. 这个班最低限度要六个学生才可以继续办下去。
The plane flew at an altitude of30000 feet. 飞机在三万英尺的高空飞行。
He opened his safe and drew out a petty-cash box. 他打开保险柜取走一个小钱匣。