test for reinforcing plate

例句：

1. 1. We need to test the new machine before it is put into use.
   在投入使用之前，我们需要测试这台新机器。
2. 2. The engineer tested the structure for safety before it was completed.
   工程师在完成结构之前对其进行了安全测试。
3. 3. Before starting the construction, we must test the soil conditions to ensure stability.
   在开始施工之前，我们必须测试土壤条件以确保稳定性。