碳氮指數 的英文怎麼說
中文拼音 [tàndànzhǐshǔ]
碳氮指數
英文
cn index-
Under the direction of chinese soil taxonomy, part purple soils developed on the purplish standstones of j2 # j3 in sichuan basin were systematically studiedaccording to natural landscape, profile modality and quick - test, applying to methods statistic analysis and system integration, main affecting factors, indexs of soil series taxonomy and retrieval orders were systematically discussed. the results showed : 1 ) organic substance, total nityogen, total phosphate, total potassium and particle size composition were distinctly related with many soil characters. organic substance, calcium carbonate, available phosphate # size composition were much different in all swatches. besides, soil structure and the depth had profound affection to it. 2 ) affecting factors : soil structure, texture style and organic substance phosphorous
本文以土壤系統分類理論為指導，以四川盆地侏羅系蓬萊鎮組、沙溪廟組和遂寧組紫色巖上發育形成的部分紫色土為研究對象，利用spss統計軟體相關功能，結合供試土壤的自然景觀、剖面形態和室內測定的理化性質，對土系分化的影響因子、土系劃分指標和檢索順序進行了系統的探討，結論如下： （ 1 ） 、供試紫色土中有機質、全氮、全磷、全鉀和顆粒組成與多個土壤性質均呈顯著或極顯著相關；有機質、碳酸鈣、有效磷、顆粒組成等性質在供試土壤方差分析中變異系數均較大；土體構型及土體的深度對土壤性質也有深刻影響。How the api works the api converts the levels of air pollutants such as nitrogen dioxide, sulphur dioxide, ozone, carbon monoxide and respirable suspended particulates measured at each air quality monitoring station into one easy to understand number ranging from 0 to 500
空氣污染指數是將環境保護署每個空氣質素監測站所錄得的空氣污染物含量，如二氧化氮、二氧化硫、臭氧、一氧化碳及可吸入懸浮粒子，轉化為一個簡單易明的數字，其數值由0至500不等。
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