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[高考物理冲刺押题] 2014灞婇珮鑰冪墿鐞嗕笁杞?啿鍒轰笓棰橀檮3骞撮珮鑰冮?:鏈烘?鎸?姩涓庢満姊版尝
一个弹簧振子沿x轴做简谐运动,取平衡位置O为x轴坐标原点.从某时刻开始计时,经过四分之一周期,振子具有沿x轴正方向的最大加速度2014-05-21 编辑:kekenet
Severity: Notice
Message: Memcache::connect(): Server 127.0.0.1 (tcp 11211, udp 0) failed with: Connection refused (111)
Filename: libraries/Cache_file.php
Line Number: 28
Severity: Warning
Message: Memcache::connect(): Can't connect to 127.0.0.1:11211, Connection refused (111)
Filename: libraries/Cache_file.php
Line Number: 28
2014-05-21 编辑:kekenet