下列哪项不是与前伸平衡有关的因素()
A.髁导斜度
B.切导斜度
C.牙尖斜度
D.矢状曲线曲度
E.定位平面斜度
参考答案:D
闪光电源的频率为()次/min。
A、90~120
B、90~130
C、80~120
D、90~125
—Dad, I have been appointed as manager of our company, but I’m worried about it.
—Why worry? Increased responsibility can ______ your best qualities.
A.bring in
B.bring about
C.bring up
D.bring out