cylinder alignment

例句：

1. 1. The machine's cylinder alignment is perfect for this job.
   这台机器的圆柱对齐非常适合这项工作。
2. 2. The car's cylinder alignment waschecked before the test drive.
   在试驾之前，检查了汽车的圆柱对齐。
3. 3.The engineer made sure the cylinder alignment wascorrect before starting the assembly process.
   工程师在开始组装过程之前确保圆柱对齐正确。