While zinc is relatively common in soil, soluble manganese is less readily found. 锌在土壤中相对常见,可溶性的锰则较少被人发现。
Coliforms, common bacteria which are found in faeces as well as soil and water, do not normally cause serious illness but are a sign of contamination which can indicate the presence of more harmful bacteria such as E.coli. 大肠菌是一种存活在粪便、泥土和水中的常见细菌,一般不会导致重大疾病,但是大肠菌标志着可能存在一些更有害的细菌的污染,如大肠杆菌。
The most common inorganic pollutants found in China's soil were the heavy metals cadmium, nickel and arsenic, according to Thursday's report. 报告显示,中国土壤中的主要无机污染物为镉、镍、砷这三种重金属。
Effects of oat mixed with common vetch on the microorganism populations in rhizosphere soil 燕麦与箭筈豌豆不同混作模式对根际土壤微生物数量的影响
The Study on the Typical Pavement Structure for the Common Grade Highway in the Soft Soil Distribution Areas in Liaoning Province 辽宁地区软土分布区普通公路典型路面结构的研究
Effects of Combined Application of Controlled-release Urea and Common Urea on the Inorganic Nitrogen Transformation in Soil Inorganic Nitrogen of Summer Maize 控释尿素和普通尿素配施对夏玉米土壤无机氮转化的影响
Probably the most common use of geotextiles is in the area of soil stabilization, erosion control, and drainage in ground installations. 土工织物使用最普遍的领域有;地层的稳定,水土流失的防止及土层的排水。
Water Adaptability and Drought-resistance of Common Tree Species in Typical Black Soil Region 黑土区常见树种水分生理适应性及抗旱特性
Discussion on reason and Countermeasures of common accidents in soil nail ( sprayed anchor) supporting projects 土钉(喷锚)支护常见事故的原因及对策探讨
Physical chemistry reaction in saline soils has some important effect on saline solute transport, and ion exchanges are the common chemical reactions observed in soil. 盐渍土壤中的物理化学作用对溶质运移具有重要影响。吸附和离子交换作用是土壤中常见的反应。
Absorbency Properties in Ultra-violet Zone by Common Ions in Soil Solution, I.Low Concentration of Ions 土壤中常见离子在紫外区的吸收特Ⅰ.低浓度离子溶液
Common cations in soil could make obviously absorp-tion rate of water of high water-absorbing resin reduce. 土壤中常见阳离子对高吸水树脂吸水率具有很强的降低作用。
Common Methods in Deal with Wet-pit Yellow Soil on Highway and Evaluation 公路湿陷性黄土地基常用的处治方法及评价
The dominant and common species decreased obviously in seriously polluted soil. 在重污染土壤中,优势类群与常见类群的种类明显减少。
Macropore is the common in forest soil and has great impacts on soil water flow. It is main cause by animal activity and the plant roots after death. 森林土壤动物活动和植物根系死亡后形成大孔隙是森林土壤中普遍存在的现象。对森林水分运动过程有重要的影响。
Quinoline and its derivatives have already become common contaminants in soil and ground water, especially in the near of landfills solid wastes, as well as wood preservation and fossil fuel facilities. 目前,喹啉及其衍生物已成为土壤及地下水中常见的污染物,在固体垃圾掩埋场及木材保存和化石燃料加工厂附近污染尤其显著。
Analysis on Common Eng in eer in g Quality Diseases in Salty Soil Areas 盐渍土地区工程质量常见病分析
NAPLs is a kind of common organic pollutants in soil, it is hard to clear away them by traditional pump-and-treat remediation because of their low solubility. NAPLs(非水溶相流体)是土壤中常见的有机污染物,由于水溶性较低,用常规的水力抽出处理法难于去除。
The results from many researches showed that phosphate-solubilizing bacteria are common in soil, and their amount and species number in rhizosphere are greater than that in bulk soil. 众多研究表明,土壤中普遍存在能够分解矿质态磷和有机态磷的微生物,而且植物根际土壤的解磷细菌不仅数量多于土体,其种类也明显多于土体土壤。
Preferential flow is common phenomena in soil, and has significant influence to soil water movement. 优势流是土壤中存在的一种普遍现象,对水分运动有重要的影响。
Ion exchange and complexation reaction are the common chemical reactions observed in soil. 离子交换和络合反应是土壤中常见的化学反应。
Gully erosion is the more common types of soil erosion in the Black Soil Area of Northeast China. 沟状侵蚀是我国东北黑土区一种比较常见的土壤侵蚀类型。
Trichloroethylene ( TCE) is a common organic pollutant and is widespread in soil and groundwater, which pollutes the environment seriously. 三氯乙烯(Trichloroethylene,TCE)是一种普遍的有机污染物,在土壤和地下水中普遍存在,对环境污染严重。
As a common phenomenon in earthquake disasters, soil liquefaction has been researched long ago and made some achievements. 地震灾害中的一个常见现象就是土体液化,人们对土体液化早已开始进行研究并取得了一些成果。
Soil compaction stress, one of the common phenomenon in the soil of arid and semi-arid area and protected field, has become one problem effecting on the growth and development of crops. 土壤紧实是干旱半干旱地区土壤及设施土壤常见的一种现象,它已成为影响作物生长发育的障碍因子之一。
Iron is an important and ubiquitous rich element in the earth, and its ( hydro-) oxide, with good environmental compatibility, is the most common mineral in the soil and the water. 铁是地球上普遍存在的丰富元素,其(氢)氧化物是土壤、水体中最常见的矿物,具有很好的环境相容性。
A large field test of expansive soil landslide induced by artificial rain has been performed. It successfully reappears the common shallow slide phenomena in expansive soil slopes instability, and the inherent law of expansive soil landslide induced by rainfall infiltration has been revealed. 8. 成功进行了人工模拟久旱暴雨诱发膨胀土滑坡试验,再现了膨胀土边坡失稳中最常见的浅层滑动现象,揭示了降雨引发膨胀土滑坡的内在规律。
Heavy-metal pollution in soils is very common at home and abroad. Heavy metals pollution in soil is more hidden, hysteretic, cumulative and irreversible than in the air and water pollution, not easily found directly by senses. 土壤的重金属污染在国内外都非常普遍,重金属对土壤的污染比其对大气和水体的污染更具有隐蔽性、滞后性、累积性和不可逆转性,也不易被感官直接发现。
These common phenomenons resulted in grain cost increase, resources waste, soil environment deteriorate and plant poor-growth, and became the main obstacles of high yield and income. 由此造成粮食成本增加、资源浪费严重、土壤环境恶化、作物生长不良等问题,已成为限制粮食产量进一步提高、农民收益进一步增加的主要障碍。
Coexistence of organic pollutants and heavy metal is a common phenomenon in soil environment. 土壤中有机污染物与重金属共存是一种比较普遍的现象。