operating training的用法和样例：
例句
- Its use of recycled componentry and designs helped cut costs and training time.
它运用回收的部件和现成的设计，节约了成本，缩短了操作训练的时间。 - It is demand of army training and equipment development that the training simulator is used for armament maintaining and operation training.
摘要采用模拟训练器进行装备的维修和操作训练已成为部队训练和装备发展的要求。
