stratigraphic guide meaning in English

地层标志

Abstract according to the " stratigraphic guide of china and its explanation " and based on the general rules for naming stratigraphic units and the principles of priority , a fairly detailed discussion is made on the correct use of the formation - rank names of the lithostratigraphic units of the mesozoic paralic facies of the longzhaogou group in the east of heilongjiang province
摘要以《中国地层指南及中国地层指南说明书》（修订版）为依据，以地层单位命名的一般规定为准绳，以地层单位命名的优先权为法则，对黑龙江省东部地区中生代晚期海陆交互相地层龙爪沟群组级岩石地层单位名称的正确使用问题，进行了较为详细的讨论。
Theory , methods and urgency of establishing the terrestrial stratotype are discussed based on the study of the stratotype candidate of terrestrial jurassic - cretaceous boundary , luanping , northern hebei province , compared with " revised guidelines " of the ics and stipulation of the international stratigraphic guide
摘要从总结陆相侏罗白垩纪地层界线的研究成果和工作方法入手，结合国际地层委员会“修订准则”和国际地层指南的规定，论述了建立“陆相层型”的紧迫性、理论和方法。