由雷神公司在美海军的合同下设计并开发的联合精确进场和着陆系统(JPALS)，是一种全天候、全任务、全用户的着陆系统，基于当地的全球定位系统(GPS)。

JPALS, designed and developed by Raytheon under a U.S. Navy contract, is an all-weather, all-mission, all-user landing system based on local area differential Global Positioning system (GPS).

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Web客户机基于jsp, JSP可对用户界面设计的开发起到促进作用，并与业务流程层进行通信，而业务流程层则重点负责协调用户操作任务。

The Web client is based on JSPs, which facilitates the development of user-interface design and communicates with the business process layer, which focuses on coordinating user action tasks.

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由雷神公司在美海军的合同下设计并开发的联合精确进场和着陆系统(JPALS)，是一种全天候、全任务、全用户的着陆系统，基于当地的全球定位系统(GPS)。

JPALS, designed and developed by Raytheon under a U.S.Navy contract, is an all-weather, all-mission, all-user landing system based on local area differential Global Positioning system (GPS).

youdao