摘要：

At present,more and more measuring equipments are used in sea teting.Its information is very important to testing process and must be detected.However,the information cannot be returned,because of the security and communication distance of commonly used PDL,GSM and poor wiredless network.Therefore,based on the Compass SMS,the land base method and sea base method are brought forward to resolve information returned.The methods that have the advantage of unlimited distance and good security are very suitable for sea testing and have broad application.

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