hook-on instrument

例句：

1. 1. The engineer designed a hook-on instrument to attach the sensors to the surface of the material.
   工程师设计了一个挂钩式仪器，将传感器连接到材料的表面。
2. 2.The hook-on instrument was used to measure the strength of the material during the manufacturing process.
   挂钩式仪器被用来在生产过程中测量材料的强度。
3. 3. The hook-on instrument was crucial in ensuring that the sensors were securely attached to the surface of the material.
   挂钩式仪器在确保传感器牢固地附着在材料表面方面起着至关重要的作用。