对预防地方性碘缺乏病没有作用的措施是()
A.饮水加碘
B.食盐加碘
C.多吃海产品
D.服用促甲状腺激素
E.服用碘剂
参考答案:D
People always hate betting on football. __________ to our joy, our legal authority took action at length.
A.Ever
B.Little
C.Much
D.Even
千分尺套筒每旋转一个刻度,芯杆移动()。
A.0.01mm
B.0.02mm
C.0.03mm
D.0.04mm