两个竞争的激光手术系统正在美国进行临床试验。
Two rival laser surgery systems are undergoing clinical trials in the U.S.
两个相互竞争的激光手术系统正在美国进行临床试验。
Two rival laser surgery systems are undergoing clinical trials in the US.
中国宣布，它试验了一种先进的反导拦截系统。此举提醒人们，中国正在快速推进其军事能力的技术升级。
China says it has tested an advanced missile interception system, a move that serves as a reminder of the rapidly progressing technological upgrade of its military capabilities.
先进的数字移动通信技术、sdh光通信系统技术、密集波分复用技术得到广泛采用，宽带综合业务数字网、at m宽带交换系统等高新技术正在网上试验。
Advanced technologies like digital mobile communications, SDH, dense WDM, etc. have found wide application and high and new technologies like B-ISDN and ATM are on trial over the network.
我们正在向中方探询这次拦截试验的目的以及中国未来部署拦截系统的意图和计划。
We are inquires about the purpose of the intercept test and the future interceptor system's intension and plans.
我们正在向中方探询这次拦截试验的目的以及中国未来部署拦截系统的意图和计划。
We are inquires about the purpose of the intercept test and the future interceptor system's intension and plans.
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