高级部件 meaning in English
quality part
Examples
- On the other hand , most of stms were produced overseas . these stms are always equipped with advanced components such as vacuum chamber , therefore they are costly and require severe maintenance
但是国内现有的stm大多依赖国外进口，这些stm包含了真空腔等高级部件，因此价格昂贵，且维护要求极其严格。