请给我寄普通航空信。
请用普通航空信封。
我想发普通航空信。
普通航空公司是敞开的，所以空气可以去和容易。
Normal airways are wide open, so air can go in and out easily.
现在我们的邮政服务非常安全。我想你最好通过普通航空邮寄，更便宜。
Nowadays our mail service is quite safe. I think you'd better send it by ordinary airmail. It's cheaper.
控制电缆水下联接密封插座是采用自密封原理，由普通航空插座改装而成的。
Underwater connection sealed socket for control cable is modified by common aerial socket with self-sealing principle.
JPALS依靠GPS味固定翼和旋翼飞机提供精确、可靠的着陆导航，并支持普通航空机场、战术和船舰上的应用。
JPALS works with GPS to provide accurate, reliable, landing guidance for fixed and rotary wing aircraft and supports fixed-base, tactical, and shipboard applications.
JPALS依靠GPS味固定翼和旋翼飞机提供精确、可靠的着陆导航，并支持普通航空机场、战术和船舰上的应用。
JPALS works with GPS to provide accurate, reliable, landing guidance for fixed and rotary wing aircraft and supports fixed-base, tactical, and shipboard applications.
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