查询词典 soils

The optimum models were obtained by non-linear fitting to describe the kinetic processes of adsorption of Cd on four types of soils in Northeast, China. According to the results, exponential equation and exponential function equation were more appropriate to fit the kinetic process than other equations.

通过非线性拟合的方法获取了适宜描述Cd在东北地区土壤上吸附动力学特征的最优化模型，综合来看，指数方程和指数函数方程比较适宜于描4种土壤对Cd的吸附动力学特征。

It indicated that DTPA extractable metals might be considered as simple indictors of available contents in the studied soils.

研究结果显示，在不同的培养时间内，土壤中Cd、Pb的DTPA浸提量呈现出不同的变化趋势。

These results indicated that CaCl2 extractable fraction may not pay important role on metal phytoavailahility in the studied soils.

这些结果表明CaCl2提取态Zn、Cd对土壤中该元素的植物有效态可能不具重要贡献，而DTPA提取态金属和金属总量在一定程度上能作为评价土壤中元素植物有效性的标准。

The extracted contents of Cu, Pb and Cd in 3 kinds of soils using different extractant s were tested.

测定了7种浸提剂对3种类型土壤中重金属元素Cu、Pb、Cd的浸提量，分析了不同土壤类型条件下Cu、Pb、Cd元素间和不同元素下土壤间浸提率的相关性。

Root exudates and plant remains in soils were concerned as one of the key reasons for these problems in other crops.

许多研究表明根系分泌物与植物残体是连作障碍的关键问题之一。

In the more fertile soils of California, this program can be reduced.

在较肥沃土壤上，加州的这一计划可以减少。

Some of these changes are caused by CO2 emissions resulting from the use of fossil fuels, or by the application of nitrogen compounds from fertiliser to soils.

其中的一些变化的原因主要是由化石燃料的，或从化肥氮的化合物申请使用造成的土壤二氧化碳排放量。

In this investigation, the soils contaminated by crude oil fromLiaohe Oil Field were treated using prepared bed bioremediation technology.

在实验室小试和现场中试的基础上，采用预制床处理工艺对辽河油田4种不同类型石油污染土壤进行实用规模的生物处理技术研究。

This study collects 198 sets of field measurement data due to shield tunneling cases reported in different parts of the world from 1980 to 2008. A hyperbolic model is proposed to simulate the surface settlement-time relationship due to shield tunneling constructed in different types of soils with different shields.

本研究搜集自1980年至2008年间，世界各国共198笔潜盾隧道施工案例之监测资料，利用双曲线模式模拟於不同性质土层内、以不同型式之潜盾机施工引致之地表沉陷历时曲线。

Finally, with this modeling and calculating method, influencing factors such as rate of piles length and diameter, the depth of rock-socketed, intensity of soils around piles, intensity of rock, intensity of pile, flaccidity layers and the depth of sediment at the end of pile were studied in detail.

最后，以这一方法为基础，对影响嵌岩灌注桩承载性状的长径比、嵌岩深度、桩周土强度、基岩强度、桩体强度、软弱夹层、以及沉渣等因素进行了详细地研究。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。