对于一定的干球温度的空气，当其相对湿度愈低时，则其湿球温度愈低.
参考答案：对
----Don’t look down upon Bob. He has his own advantages.
----Oh, yes. ______ others are weak, he is strong.
A．If
B．Where
C．When
D．Though
Ⅱ类洞型咬合面鸠尾形设计的根据是
A．邻面龋的深浅
B．邻面洞的位置
C．邻面龋的牙体
D．邻面龋的类型
E．邻面洞的大小
