砂质壤土 meaning in English
sand loam
sandy loam
sandyloam
Examples
- Besides , the result of experimental study also indicates that the relationship between the forward speed of operation on the field of sandy soil and the draft appears exponential relation
试验研究表明在砂质壤土中铲刀作业速度与牵引阻力成指数关系。 - Cadmium ( cd ) is one of the mostly polluting heavy metal . first , to characterize the adsorption property of cadmium , cadmium adsorption isotherms in soils were determined by the batch experiment , and the adsorption parameters were obtained ; second , miscible displacement experiments were carried out in saturated homogeneous soil columns under steady - state water flow , and the dynamics of flux concentration of cadmium leached in soils were measured
首先，用批量平衡法开展了镉在砂质壤土、壤质砂土和粉壤土中的吸附特性的试验研究，获得吸附常数；其次，采用易混合置换实验的方法，对其在稳定流场饱和土壤中的运移进行了室内研究，获得了目标溶质镉在定浓度输入条件下的出流液浓度动态。 - The testing result in sandy soil shows that the law that the principal parameters of the knives exert influence on the draft approximately approaches to the result theoretically driven out , and a pair of knives has been chosen to be a favourable one with satisfactory performance and smaller draft for the plastic film mulched corn field through the contrast tests to number of pairs of knives
砂质壤土中的试验表明，铲刀主要参数对牵引阻力的影响规律与理论推导结果相近。通过多副铲刀的对比试验，选取出对玉米茬地进行起膜、起茬作业时，性能良好，牵引阻力较小的铲刀。