comparing time periods 中文意思是什麼
comparing time periods
解釋
比較不同時期-
This experiment was designed according to the special soil moisture in the north in china as well as the different water requirements in the different growth periods of the maize. the author put forward a practical technique by comparing the water - supply conditions in the different periods of time and ensuring the growth target and the yield target under the best water - supply condition
針對北方旱區土壤水分運動存在冬季緩慢散墑、春季進入強烈跑墑期以及玉米在不同生長期需水差異這一特點，試驗設計提出了節水滲灌這一技術的田間試驗方案，比較不同時期的供水狀況，最後確認在最佳的供水條件下的玉米生長指標及產量指標，提出一套較實用的玉米滲灌節水生產技術。 -
Based on the analysis of suzhou ' s urbanization process and annual rainfall time series analysis of suzhou and wangting precipitation stations during 1953 ~ 2000, by comparing rural precipitation ( wangting precipitation station ) with urban precipitation ( suzhou precipitation station ) and comparing rainfalls at each station in different periods, the authors analyzed the effect of urbanization on distribution of annual rainfall, precipitation, rainfall frequency etc
在分析了蘇州城市化發展進程的特點及1953 ~ 2000年降雨時間序列特徵基礎上，採用同時期城區（蘇州站）與郊區（望亭站）雨量橫向對比、城市化發展不同時期同一站雨量縱向對比的方法，研究了城市化對該地區降雨量、降雨年內分配、降雨發生次數等的影響。
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