"So we undoubtedly noticed more coordination inside the activity very last night than we experienced viewed in former times, as to who was dong that coordinating I am not ready to convey yet." indica­tive indica­tive pre­despatched indef. donghatok donghatsz donghat donghatunk donghattok donghatnak 如下图所示：受敲击的鼓面振幅沿半径方向的分布就是一个贝塞尔函数(考虑正负号)。实际上，这... https://philiph752aug9.blogdun.com/profile