recent soil的例句大全

Remediation of heavy metal-contaminated soil received great attention in the recent decades due to the high toxicity and increasing discharge of these pollutants.

由于重金属污染物的高毒和排放量的日益增加，土壤重金属修复问题引起了人们广泛的关注。

A lot of study on N2O emissions in the process of crop production in the farmland system in recent years, but the study of vegetable soil N2O emissions less, especially in the central region and even more rarely.

近年来关于农田系统粮食作物生产过程N2O排放的研究很多，但是菜地土壤N2O排放的研究较少，尤其是在华中地区更为少见。

As the national capital in recent years greater efforts devoted to the rapid pace of highway construction, road construction and slope control in the face of rock and soil slope stability is also a corresponding increase.

随着近年来国家基本建设力度的加大，高等级公路建设速度迅猛，公路与边坡防治建设工程中所遇到的岩土边坡稳定性问题也相应增多。

This Paper expounds selection principle of pipeline crossing places, crossing pattern and method, and puts forward treatment measures for rock and soil according to gulch features in loess area and in combination with practical experience obtained from project construction in recent years.

本文根据黄土地区冲沟的特点，结合近几年的工程实践的经验，论及了管道穿跨越黄土冲沟位置的选择原则、穿跨越形式和方法以及岩土工程处理措施。

The soft foundation treatment technique with soil-cement tamped pile is a new technique developed in recent years.

水泥土夯实桩处理技术是近年来开发的地基处理新技术，它利用工程土和水泥拌和形成混合料，通过机械或人工洛阳铲成孔，并填入水泥与土的混合料形成桩体。

The studies of vermiculated red soil in recent years are summarized, The results show that the strong acid and laterized characteristics of vermiculated red soil are obvious;

综述了近年来网纹红土研究的事实成果，结果表明：网纹红土的强酸、富铝化特征明显；

Spatio-Temporal Evolution Analysis of Soil Fertility Quality in Datong for Recent 20 Years

近20年来大同市土壤肥力质量的时空演化分析

A 25 year's ( 1974~ 1998) long term triple cereal cropping ( rarley rice rice) experiment was conducted at a water logged paddy soil developed from recent marine deposite with clayey loam texture with medium fertility.

在发育于近代浅海沉积物的黄化青紫泥田的潴育型水稻土上进行为时25年（1974～1998）连作麦-稻-稻三熟制高产小区定位试验。

Soil carbon sequestration of terrestrial ecosystem has attracted great interest in recent years.

土壤碳固定问题已成为陆地生态系统碳循环研究的热点问题。

The soil moisture data from 33 agro-meteorological stations are employed to investigate the linear trend of soil water storage of Heilongjiang Province, north of Northeast China in recent 20 years.

从33个农业气象试验站土壤湿度实测资料出发，探讨了近20年黑龙江省土壤水储量变化趋势及时空特征。

The Gongga Station of Alpine Ecosystem was formally set up in 1987. The observation and experiment a-bout water, soil, climate and biology were carried out in recent 20 years.

贡嘎山高山生态系统观测试验站于1987年正式建站。

As a new type of strength investigation tool risen in recent years, the full-flow penetrometer was widely used in foreign marine soft soil in situ tests and centrifuge model test.

全流动贯入仪是近年来兴起的一种新型的强度测试元件，在国外海洋软土的原位测试和土工离心模型土样测试中应用广泛。

physical geography and soil moisture balance, with special reference to four recent papers by j. c. wilcox

从自然地理学、土壤水分平衡谈到J.C威尔科克斯的四篇论文

though research and analysis on slaty soil in the recent years, people have gotten new knowledge about the earthquake influence on field soil and the differences of the earthquake damages on the constructions based on various field soils.

近年来，通过对层状土理论分析研究，人们对场地土受地震影响和各类场地建筑震害差异有了新的认识。

recent development of sulfur in rice nursery soil

硫磺在水稻育苗床土上的研究进展

scientific investigation of soil release from textile structures has greatly proliferated in recent years.

从纺织品结构上除污垢的科学研究工作，近年来有很大发展。

In the recent two decades, the rapid development of Chinese modernization and the steady improvement of Chinese women's social position have brought into the woman writing field a flourishing prospects, which provided rich soil for the Chinese woman poetry to rise abruptly.

二十多年来，随着中国现代化社会进程的日渐深入，随着中国女性地位的不断提高，女性文学创作迎来了空前的繁荣局面，女性诗歌也迅速崛起。

In recent years, arsenic ( As) pollution of soil has become into a major public concern in many countries and the bio-remediation of As-polluted soil has become a hot research topic.

近年来，舳污染已成为全球非常突出且急需解决的环境问题之一，对赴污染土壤的生物修复也因而成为研究热点。

At home and abroad, the native soil, the eolian soil, the moraine, the diluvial soil, the age-old river sediments and the recent river shoal sediments were researched as material core for ECRD.

作为土石坝防渗体的心墙土料，国内外实践中曾经用过残积土、风成土、冰渍土、洪积土、古河川沉积及近代河滩沉积土。

In recent years, the greenhouse cultivation of China develops rapidly and soil secondary salinization in protected farmland is becoming worse.

近年来，我国设施农业生产发展迅速，土壤次生盐渍化日益严重。