Boeing Directed Energy Systems, based in Albuquerque, developed MATRIX, a mobile, trailer-mounted test bed that integrates with existing test-range radar.
位于阿尔·伯克基的波音定向能量系统研发了移动、拖车式的MATRIX,整合了现有测试范围的雷达。
The existing tools of insecticide-treated bed nets and treatment drugs require careful co-ordination and good health systems.
用杀虫剂处理蚊帐和治疗药物这些现有的办法需要细心协作和良好的卫生系统。
Thin soft soil road bed is a common existing engineering geological problem in road projects.
薄层软土路基是公路工程普遍存在的工程地质问题。
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