index horizon 中文意思是什麼
index horizon
解釋
標準層面-
The size of the greenhouse of 100 square meter are optimized at max solar radiation during the heating period from 15. 02 to 15. 11 240 days for the latitude 52. 3 degree ; the inclination angle of the light transparent cover to the horizon is 60 degree ; the sun rise 30 degree. the maximum geometrical index imin 1, 78
高能效太陽能溫室的示範項目設計面積是100平方米，緯度523 ，透明屋頂與地平線的傾角為60 ，太陽和地平線的傾角為30 ，在最強日照下，在15 . 02到15 . 11加熱范圍內運行240天。 -
Based on typical sample, soil survey, environment survey and soil physical - chemical analysis, under the direction of chinese soil taxonomy, according to the principle of stability, discrepancy, dominant and integration of soil series taxonomy, applying to methods of statistic analysis and system integration, the selection of indexes of soil series taxonomy of hydragric anthrosols in chengdu plain soil series taxonomy soil series naming and index were systemically sturied. the results showed : ( l ) the main affectoi of hydragric anthrosols soil series in chengdu plain were : soil structure in 100cm soil depth ; fe2o3 ( dcb ) ; the texture of hydragric epipedon ( cultivation horizon ) ; the proportion of clay and salt in hydragric epipedon ( cultivation horizon )
本文以成都平原主要水耕人為土為例，在中國土壤系統分類思想的指導下，通過典型采樣、土壤詳查、環境調查和室內理化分析，遵循土系分化影響因子的穩定性、差異性、主導性及綜合性等原則，利用統計分析和系統綜合分析等方法，對水耕人為土的土系劃分指標選取、土系劃分、土系命名及檢索等作了較為系統的研究。 -
Abstract : based on analysis of the dam ' s structural mechanics beh avior and its observed displacement data, this paper has applied typical low prob ability method and hybrid method to study the safety monitoring index of horizon tal displacement of guitian river first stage dam in order to ensure dam safety
文摘:在對古田溪一級大壩結構力學特徵及位移觀測資料進行研究分析的基礎上，為確保大壩安全，提出用典型小概率法和混合法擬定古田溪一級大壩水平位移變形安全監控指標
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