问题描述：
英语翻译
the term "UT" is being introduced into Admiralty Publications to replace "GMT",initially as "UT".Universal Time is the mean solar time of the prime meridian obtained from direct astronomical observation and corrected for the effects of small movements of the Earth relative to the axis of rotation .UT is the time scale used for astronomical navigation and forms the basis of the time argument in The Nautical Almanac and Admiralty Tide Tabkes
the term "UT" is being introduced into Admiralty Publications to replace "GMT",initially as "UT".Universal Time is the mean solar time of the prime meridian obtained from direct astronomical observation and corrected for the effects of small movements of the Earth relative to the axis of rotation .UT is the time scale used for astronomical navigation and forms the basis of the time argument in The Nautical Almanac and Admiralty Tide Tabkes
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