一般情况下,三角形屋架高度是跨度的1/4~1/5。梯形屋架高度是跨度的()。
参考答案:1/6~1/12
Jim is fond of his present job. He must get a real ________ out of his work.
A.kick
B.pleasure
C.happiness
D.satisfaction
治疗凉燥的代表方剂是()。
A.银翘散
B.桂枝汤
C.香薷散
D.杏苏散
E.小青龙汤