synchro assembling line

例句：

1. 1.The synchro assembling line is the key to our success.
   同步装配线是我们成功的关键。
2. 2. The synchro assembling line has been upgraded to improve efficiency.
   同步装配线已经升级以提高效率。
3. 3.The synchro assembling line is responsible for producing high-quality products.
   同步装配线负责生产高质量的产品。