echo test造句
例句與造句
- Practice for evaluating performance characteristics of a scope ultrasonic pulse . echo testing systems
A型脈沖反射式超聲探傷系統(tǒng)工作性能.測試方法 - Method for assessing the overall performance characteristics of ultrasonic pulse echo testing instrument
評定超聲脈沖回波檢驗儀綜合性能特征的試驗方法 - It's difficult to find echo test in a sentence. 用echo test造句挺難的