矢跨比
参考答案:
拱桥中拱圈的计算失高与计算跨径之比。
下列有关蜡疗的叙述中正确的是
A.上肢蜡疗所使用的温度通常较下肢低
B.刷蜡法比浸蜡法有更多热传递
C.蜡疗除具有热效应外还具有机械压迫作用
D.蜡疗的热效应与红外线一致
E.以上说法都错
The looks on the children’s faces suggested that the question was really .
A.Confused; confusing
B.Confused; confused
C.Confusing; confused
D.Confusing; confusing