track head meaning in English
轨道灯（指不连轨道的灯具头部）
航迹头
Examples
- Control track head
控制声迹磁头 - Double track heading
双线平巷 - The suitable driving circuit of variable - speed tracking heads is given and improvement of the circuit has been made in order to ensure accurate tracking and increase the snr of regeneration signals
为了确保准确跟踪，提高重放信号的信噪比，笔者给出了适用的可变跟踪磁头驱动电路，并对其进行了改进。