热电偶温度计在结构上，主要有（）几部分组成
A.电阻体
B.绝缘子
C.保护套管
D.接线盒
E.热电极
参考答案：B, C, D, E
Turn on the TV or open a magazine and you ads showing happy families. [ ]
A．will often see
B．often see
C．are often seeing
D．have often seen
盘法主要用于（）
A.四肢穴
B.颈部穴
C.头部穴
D.胸部穴
E.腹部穴
