computerized计算机可能会失灵;
commercial airlines没有排除与军队飞机或私人飞机相撞的可能性;
signal course指示出路线,不等于两架飞机能够选择正确的避让路线;
determine likelihood确定可能性,不等于降低或消除可能性;
recommend evasion action建议避让动作,不等于采取避让行动,而且对方避让动作是否能够配合也是问题;
GMAT的6分范文,明确处理了其中的4个错误点:
warning只是警告,如果飞行员没注意到,还会相撞:
First, if the cause of the problem of midair plane collisions is that pilots are not paying attention to their computer systems or flight operation, the warning system will not solve the collision problem.
onboard机载设备不具备强制性、权威性,飞行员可以选择是否执行
Second, If the pilot or flight specialist does not conform to what the warning system suggests, midair collision will not be avoided. Source:Veduchina
computerized计算机可能会失灵
The argument also does not address what would happen in the event that the warning system collapses, fails, or does not work properly.
commercial airlines没有排除与军队飞机或私人飞机相撞的可能性
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