drill-off test

例句：

1. 1.The drill-off test is used to determine the strength of the material.
   钻孔测试用于确定材料的强度。
2. 2. During the drill-off test, the drill bit penetrates the material and creates a hole.
   在钻孔测试期间，钻头穿透材料并创建一个孔洞。
3. 3.The drill-off test is an essential tool for inspecting the integrity of pipelines.
   钻孔测试是检查管道完整性的必备工具。