tube sample boring

例句：

1. 1. Theengineer used a tube sample boring to testthe strength of the material.
   工程师使用管子样品钻孔来测试材料的强度。
2. 2. During the construction, we often need to bore holes inthe tube sample for testing purposes.
   在施工过程中，我们经常需要对管子样品进行钻孔以供测试之用。
3. 3. The boringprocess is crucial for ensuring the accuracy ofthe measurements made during the tube sample drilling.
   钻孔过程对于确保在管子样品钻孔时所测量的准确性至关重要。