operating training的用法和樣例：
例句
- Its use of recycled componentry and designs helped cut costs and training time.
它運用回收的部件和現成的設計，節約了成本，縮短了操作訓練的時(shí)間。 - It is demand of army training and equipment development that the training simulator is used for armament maintaining and operation training.
摘要采用模擬訓練器進(jìn)行裝備的維修和操作訓練已成為部隊訓練和裝備發(fā)展的要求。
