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单选题
THE REFERENCE (X=0) FOR ALL STRUCTURAL MEASUREMENTS IN THE X-AXIS IS INSTALLED:
A
A.At 254 cm (100 in) forward of the A/C
B
B.On the forward pressure bulkhead
C
C.On the A/C nose
D
D.None of The Above
答案解析
正确答案：A
题目纠错
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