Lesson 6 readback ATC instruction-3 P: pushback approved, _______ _________ Jetstar 22
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Lesson 6 readback ATC instruction-4 P: Once QFA Boeing 737 for bay D12 is ________, pushback approved, Ibair876
Lesson 6 readback ATC instruction-5 5. P: _______and _______ approved, runway ______, _______departure, squawk _______, ______
Lesson 6 readback ATC instruction-6 P: (roger) _______
当生产函数Q = f(L,K)的APL为正且递减时,MPL可以是
A. 递减且为正
B. 递减且为负
C. 为零
D. 上述任何一种情况