右侧角膜直接反射存在，间接反射消失，病变在（）
A.右侧三叉神经
B.右侧动眼神经
C.左侧动眼神经
D.左侧三叉神经
E.左侧面神经
参考答案：D
颗粒通过电晕电场的时间越长，荷电量越多。
A new coil of nylon line should be opened by（）.
A.pulling the end up through the eye of the coil
B.taking a strain on both ends
C.uncoiling from the outside with the coil standing on end
D.unreeling from a spool
