manchining efficiency的用法和樣例：
例句
- Whether the tool radius can be reasonably compensated is the key to improve machining quality and efficiency.
數控車床加工中能否對刀具半徑進行合理補償是提高零件加工質量和加工效率的關鍵。 - They are hardly to be maintained, and are inferior in automaticity and productive efficiency.
其功能是確定的和簡單的，很難擴充，而且維護困難，自動化程度較低，加工效率低下。
