藻疊層石 的英文怎麼說
中文拼音 [zǎodiěcéngdàn]
藻疊層石
英文
algal stromatolite-
The results show that : 1 ) though the water environment of nanyisan is more muddy than others, algal can still grow ; 2 ) the composition and rock type of the algal limestone are complex, the main rock types include lettuce - like stromatolites, algal reef, digitate stromatolies, wave - like stromatolites and so on ; 3 ) the deposits of algal limestones were formed in low - energy peritidal to subtidal high - energy environment of lakeshore slopes, sliding under the action of gravity and some other factors and become slump mixosedimentite layers ; 4 ) the physical property of algal limestones layers is better than others ; 5 ) the genetic development of the sediment decides that the single deposit is small, distributive and thin - layed
結果表明，南翼山藻灰巖沉積水體環境相對渾濁，但藻類仍能生長；該區藻灰巖巖石組成及類型復雜，主要的藻灰巖巖石類型有包心菜狀疊層石、藻礁、指狀疊層石、水平波狀疊層石等；其主要為濱岸斜坡上低能潮上環境至高能潮下環境形成的沉積體，在重力等因素的作用下產生滑動或滑塌形成的微生物成因的滑塌混積巖；巖層物性好於其它巖層；藻灰巖層的成因決定了該地區單個沉積體規模小、分散、層薄。However, the authors discovered recently that the top and bottom surfaces of the loushanguan formation are palaeokarst unconformity interfaces, and there are a lot of interbeds of granular ( oolite, pisolite and oncolite ) dolomite and algae - mat dolomite, especially sedimentary structures such as the bird ? s eye, stromatolite, cross bedding and tepee structures
但筆者新近研究發現，其頂、底均為古巖溶不整合面，並有大量顆粒（鮞、豆、核形石）白雲巖和藻紋層白雲巖夾層，還有許多鳥眼構造、疊層石構造、交錯層理、帳蓬構造存在。Based on the core description, logging analysis and classification at home and abroad, the reefs in western qaidam basin may be classified into algal reef, stromatolites and thrombolites
通過巖心描述、測井分析，並根據國內外生物礁的分類標準認為，柴西地區的生物礁主要包括藻礁、疊層石和凝塊石礁。
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