The article studies the change laws of Philippines Sea transparency, and it is very significant to national economy and military affairs.
研究菲律宾海透明度的变化规律，对国民经济和军事活动都有重要意义。
This auto net setting up system is used to ensure landing safety, it is significant on military affairs and economy.
在飞机拦阻网中应用该自动立网系统能够提高飞机安全着陆的可靠性，有着重要的军事意义和经济效益。
The heat medium water additive is low cost, simple technics, low corrupt and good safety capalibity and take on good economy profit and military affairs purport.
该水热媒添加剂成本低、工艺简单、腐蚀性小、安全性高，具有很好的社会效益和军事意义。
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