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14x+9y-z-15=0 14x-9y十z-15=0 x+9y-z-15=0 14x+9y-z+5=0
14x+9y-z-15=0 14x-9y+z-15=0 x+9y-z-15=0 14x+9y-z+5=0
安氏Ⅰ类错,牙列拥挤B.安氏Ⅱ类错,下颌后下旋转C.安氏Ⅱ类错,水平生长型D.安氏Ⅲ类错,牙列拥挤E.以上都不是
14x+9y-Z-15=0 14x-9y+z-15=0 z+9y-Z-15=0 14x+9y-z+5=0
(1)(2)(3)(4)(5)(6)(8)(9) (1)(2)(5)(6)(8)(9)(10)(11) (1)(3)(4)(7)(11)(12)(13)(14) (1)(2)(5)(6)(7)(12)(13)(14)
(-9,-4) (-14,15) (-9,4)或(15,-14) (-9,4)或(-14,15)