在平均气动弦上，以下四点中，位于最前面的是 。 On the mean aerodynamic chord, among the following four points, the most forward is .A．握杆中性点 Stick-fixed neutral pointB．松杆中性点 Stick-free neutral pointC．握杆机动点 Stick-fixed maneuver pointD．松杆机动点 Stick-free maneuver point
在平均气动弦上，以下四点中，位于最前面的是 。 On the mean aerodynamic chord, among the following four points, the most forward is .
A．握杆中性点 Stick-fixed neutral point
B．松杆中性点 Stick-free neutral point
C．握杆机动点 Stick-fixed maneuver point
D．松杆机动点 Stick-free maneuver point
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