contact layer

例句：

1. 1. The researchers found that thecontact layer was responsible for the device's performance.
   研究人员发现，接触层是该设备性能的决定因素。
2. 2. Theengineers designed a newcontact layer to improve the device's durability.
   工程师设计了一种新的接触层，以改善设备的耐用性。
3. 3.The scientists conducted experiments to determine the effectof the contact layer on the device's efficiency.
   科学家们进行了实验，以确定接触层对设备效率的影响。