In addition to a longer nose , aerodynamic modifications feature kfir - style small nose side - strakes to prevent yaw departure at high aoa , a pair of fixed delta canards on the upper parts of the air intakes , dog - tooth outboard leading - edge extensions , and short fences replacing leading - edge slots 除了一个加长的机鼻外，气动布局的修改包括：在机鼻两则装上可以防止在高攻角下脱离偏航的“幼狮”式小边条，一对固定在进气道的三角鸭翼，锯齿型外翼前缘，和代替前缘翼槽的短翼刀。
