长面畸形
牙源性错（牙合）畸形
上颌骨发育不足
下颌骨发育过度
上颌发育不足伴下颌发育过度
第1题：
Angle分类法以下何为正确()
A.AngleI类是正常颌
B.AngleII类多为反颌
C.AngleIII类多为深覆盖
D.右侧为AngelIII类关系，左侧为AngleI类关系时也属于错颌
第2题：
On a crane, the boom indicator tells the operator what angle the boom angle is compared to the ______.
A.vertical position
B.horizontal position
C.boom stop angle
D.minimum radius angle
第3题：
Angle 以上颌第一恒磨牙为基准，将错畸形分为_______,________,_________三类。
第4题：
______is an angle at which a cargo settles in the hold of a ship，between the horizontal and the slope made by a bulk cargo such as grain or iron ore．
A.Angle of loll
B.Angle of inclination
C.Angle of repose
D.Angle of list
第5题：
With a given load on the cargo hook，tension in a single span topping lift ______.
A.increases as the boom's angle to the horizontal increases
B.is at a maximum when the boom is at a 45° angle to the horizontal
C.increases as the boom's angle to the horizontal decreases
D.decreases as the boom's angle to the horizontal decreases
第6题：
某患者，女，14岁，检查：第一磨牙关系一侧为远中一侧为中性，上前牙拥挤3mm，下前牙拥挤7mm，上下前牙覆盖6mm，闭口时下前牙咬在上前牙舌侧龈组织面上，第二前磨牙覆盖大。颜面表现开唇露齿。患者安氏分类属于()
A.AngleⅡ1
B.AngleⅡ1亚类
C.AngleⅡ2
D.AngleⅡ2亚类
第7题：
男，27岁。主因下颁发育不足伴开畸形前来就诊，拟诊为“长面综合征”。其临床表现最可能是
A．AngleⅠ类
B．AngleⅡ类
C．AngleⅢ类
D．面下1/3高度正常
E．面下1/3高度变短
第8题：
下述畸形表现中几乎不可能出现的是()
A.Angle I类表现为反牙合
B.Angle II类表现为反牙合
C.Angle III类表现为反牙合
D.Angle I类表现为深覆盖
E.Angle II类表现为深覆盖
第9题：
With a given load on the cargo hook，the thrust on a cargo boom ______.
A.increases as the angle to the horizontal increases
B.increases as the angle to the horizontal decreases
C.is greatest at an angle of 45° and decreases as the boom is raised or lowered
D.is least at an angle of 45° and increases as the boom is raised or lowered
第10题：
Mariners proceeding across the main routes are recommended to do so at______．
A.as wide an angle as practicable
B.as wide an angle so practicable
C.like wide an angle as practicable
D.like wide as angle so practicable