In order to ensure the reliable operation of the long - distant undersea optical cable , it is necessary to detect the delitescent fault in earliest time
2.
The film tell us a story about how the chinese policemen have fought against the delitescent spies and brigands with the aid of chinese people , swept them all out , and finally safeguarded the order of revolution
3.
The system regards the analyzing of deliquescent gas in oil as main method for diagnosing inner delitescent fault . the system carries out a comprehensive diagnosing combined with diversified high voltage tests items and it can identify the sort of fault . this method effectively remedies the limitation of single means