X线透视仅用于( )
A．以上均不是B．骨癌C．关节炎D．骨髓炎E．骨折整复
参考答案：E
There were _______ people in the street at midnight. So he drove fast.[ ]
A. a few
B. few
C. a little
D. little
几年来，通过造林实践，我县总结出了造林技术的十大环节，请问十大技术环节指的是哪十个环节？
