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可进行2千万次工作的激光目标指示器已由休斯公司研制成功。这种长寿命目标指示器的无故障工作时间为500小时。最近这家公司又为陆军生产了177台指示器,并已交货。手
Laser target indicator capable of 20 million operations has been successfully developed by Hughes. This long-life target indicator has a trouble-free working time of 500 hours. The company has recently produced 177 more indicators for the Army and has delivered it. hand