VCT-2000型能够进行（）测井。
A、岩性密度
B、地层倾角
C、补偿中子
D、吸水剖面
参考答案：D
It would be _____ a risk to let the child go to school by himself.
A．following
B．passing
C．running
D．carrying
简述变电所巡检方法。
