1. The engineer ensured the concentricity of the gears in the machine for smooth operation.
工程师确保了机器齿轮的同心度以确保顺畅运行。

2. The concentricity of the circles in the diagram was crucial for accurate measurement.
图表中圆形的同心度对准确测量至关重要。

3. The manufacturer tests the concentricity of the bearings before assembling them into the machinery.
制造商在将轴承组装到机器之前测试轴承的同心度。

4. The concentricity of the wheels on the bicycle affects its performance and stability.
自行车车轮的同心度影响其性能和稳定性。

5. The carpenter carefully measured the concentricity of the wooden rings before assembling them into a decorative piece.
木匠在将木环组装成装饰品之前仔细测量了木环的同心度。

6. The quality control team checks the concentricity of the parts in the assembly line to ensure precision and accuracy.
质量控制团队检查装配线上零件的同心度，以确保精度和准确性。