____ (complete) the program, they have to stay here for another two weeks.
如图所示,面积为0.2m2的100匝线圈处在匀强磁场中,磁场方向垂直于线圈平面,已知磁感应强度随时间变化的规律为B=(2+0.2t)T,定值电阻R1=6Ω,线圈电阻R2=4Ω,求:
遵守法律和学校纪律、尊敬师长是在履行受教育的义务。( )