local vacuum electron beam welding

例句：

1. 1. The local government is considering a new law to protect the environment.
   当地政府正在考虑一项新的法律来保护环境。
2. 2. Local residents have been protesting against the proposed development.
   当地居民一直在抗议这个提议的发展。
3. 3. The local economy has been struggling due to the pandemic.
   由于疫情，当地的经济一直很困难。