磁性定位测井曲线在目的层段不应缺失接箍信号，在非目的层段不应连续缺失（）个以上接箍信号。
A.2
B.3
C.4
D.5
参考答案：A
The chair is made______wood and the paper is made ______wood,too [ ]
A. of; of
B. from; of
C. of; from
D. from; from
GR-Capable路由器指具备优雅重启能力的路由器。
