soil particle size造句
例句與造句
- A preliminary study was carried out on the method of acquiring parameters for soil dual - porosity model and the analysis for the simulation of soil nitrate leaching by dual - porosity model . the feasibility and experimental conditions of soil particle size analyzing by the laser particle - size analysis was discussed , based on the comparison results of nine soil samples by the laser particle - size analysis and traditional pipette and sieve analysis
本文初步探討了土壤兩域模型的參數(shù)獲取方法及兩域模型應(yīng)用于土壤硝酸鹽淋洗的模擬分析，為進(jìn)一步研究?jī)?yōu)先流以及分形理論在土壤溶質(zhì)(包括養(yǎng)分)運(yùn)移研究中的應(yīng)用打下基礎(chǔ)，以更準(zhǔn)確地模擬和預(yù)測(cè)農(nóng)田土壤硝酸鹽的淋洗，為農(nóng)田水肥優(yōu)化措施提供依據(jù)。 - Knowledge and conclusions educed from the study are following : firstly , actual behaviors of soil erosion on affecting soil quality have been described . comparisons of landform measurements on the spots , and results of physical and chemical analyzing indicated that micro - iandform , proportions of soil particles sizes , and contents of soil carbon and nutrient have differences of spatial distribution under different conditions of fertilization development , cultivation , slope , and soil erosion management , which are closely related to intensities of soil erosion and sediment deposition
研究中，在前人基礎(chǔ)上緊跟研究前沿，主要得出如下成果和創(chuàng)新點(diǎn)：一、明確了侵蝕作用影響土壤碳和養(yǎng)分含量的具體表現(xiàn)：經(jīng)過(guò)實(shí)地測(cè)量、采樣顆粒分析和養(yǎng)分分析，結(jié)果表明，在不同培肥、不同耕作、不同坡度以及不同侵蝕控制條件下，受侵蝕及堆積作用強(qiáng)弱的影響，微地形形態(tài)、土壤顆粒組成、碳和養(yǎng)分含量在空間上都可能出現(xiàn)較大的分布差異。 - It's difficult to find soil particle size in a sentence. 用soil particle size造句挺難的