The Army worked with the small arms manufacturer Heckler &Koch (H&K) to develop the system to its requirements in the aftermath of the OICW contract, for which H&K had been a subcontractor to ATK.是什么意思_The Army worked with the small arms manufacturer Heckler &Koch (H&K) to develop the system to its requirements in the aftermath of the OICW contract, for which H&K had been a subcontractor to ATK.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句