target layer

例句：

1. 1. The engineer designed a new target layer for the missile system.
   工程师为导弹系统设计了一个新的目标层。
2. 2.The team's success depended on their ability to target the right layer of the market.
   团队的成功取决于他们能够准确地定位市场的正确层次。
3. 3. The research team identified several key factors that could impact the target layer of the project.
   研究团队确定了几个关键因素，可能会影响项目的靶层。