短語詞組短語tracking display system 跟蹤顯示系統(tǒng)gated tracking filter system [電子]選通跟蹤濾波器系統(tǒng);繙譯Tracking Surveillance System 智能追蹤監(jiān)控系統(tǒng)tracking coordinate system 跟蹤坐標系tracking file system 追蹤文件系統(tǒng);跟蹤文件系統(tǒng)laser tracking measurement system 激光跟蹤測量系統(tǒng)tracking down system 追債系統(tǒng)tracking back system 追溯制 返回 tracking system