Follow procedure described in paragraph 3.6, helicopter heading being determined by line of sight of targets located on geographical headings.
根据3.6分段所描述的程序，直升机方向由地理方向的目标视线确定。
Follow procedure described in paragraph 3.6, helicopter heading being determined by line of sight of targets located on geographical headings.
根据3.6分段所描述的程序，直升机方向由地理方向的目标视线确定。
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