working 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(chē)床加工中能否對刀具半徑進(jìn)行合理補償是提高零件加工質(zhì)量和加工效率的關(guān)鍵。 - They are hardly to be maintained, and are inferior in automaticity and productive efficiency.
其功能是確定的和簡(jiǎn)單的，很難擴充，而且維護困難，自動(dòng)化程度較低，加工效率低下。
