head select signal

例句：

1. 1. The head-selecting signalis a crucial factor in the decision-making process.
   头部选择信号是决策过程中至关重要的因素。
2. 2. The research team used this head-selecting signal to identify potential candidatesfor further testing.
   研究团队利用这个头部选择信号来识别潜在的候选者进行进一步测试。
3. 3. The head-selecting signalwas designed to optimize the efficiency of thesystem.
   头部选择信号被设计来优化系统的效率。