Clustering analysis is a new, reasonable and effective method in soil study.
聚类分析方法是土壤研究中的一种合理有效的新方法。
Therefore, it is necessary to carry on theoretical study on soil nailing support system.
因此，我们很有必要在理论上对土钉支护体系进行深入细化的研究。
我们为什么要学习土壤学？
The application of the system is of important significance in the study of soil microstructure.
该系统的应用对推动我国土体微观结构的研究具有积极意义。
The study advanced the evidence for building the damage theory of frozen soil.
研究结果是建立冻土损伤理论的前提和基础。
Results show that this method can be used to study the soil tool system.
结果表明图像处理技术用于研究农机-土壤系统是有效的。
It is important to study the water budget in hilly region of red soil.
开展对红壤丘岗区水量平衡的研究，显得非常重要。
The influence of these two herbicides to soil enzymes were chosen for this study.
本文以这两种除草剂为研究对象，研究了他们对土壤酶的影响。
In this paper the attention is paid to study the soil-related factors affect the vibro-driveability.
本文对影响振动桩锤沉桩能力的土力因素进行了研究。
The study prove that the legumes have the ability to increase the fertility of soil.
研究从机理上揭示了多年生豆科牧草提高土壤肥力的重要作用。
However, there exists an amount of space on the study of soil surface variation.
而在土壤表层水盐变化规律这方面，仍存在研究空间。
Therefore, study on classification and evaluation of soil function is necessary.
因此，对土壤功能的分类与评价进行研究显得尤为必要。
The study can direct the design of soil-cement piles in complicated environment.
建议复杂环境中的水泥土桩的设计承载力应考虑应用环境的酸碱度效应。
The study can direct the design of soil-cement piles in complicated environment.
建议复杂环境中的水泥土桩的设计承载力应考虑应用环境的酸碱度效应。
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