topsoiled

topsoiled

1. The concentration of Cr6+ was higher in topsoil and Hg2+ in upper soil, but the distribution of Pb2+ in soil showed no apparent trend.

Cr6+在土壤表层分布浓度较高,Hg2+在近地表层浓度较高,而Pb2+在土层上的分布没有明显的规律。

2. "to minimize damage in the building, because the ecological restoration of a very long stage, soil layer topsoil rehabilitation needs dozens of years time.

“在建设中要尽量减少破坏,因为恢复生态是一个很长的阶段,土地上的一层表土恢复需要几十上百年的时间。

3. one worm may add three quarters of a pound of earth to the topsoil.

一个蚯蚓大概可以增加洞穴的四分之三磅运送到地面?

4. Some benefits include: fast implementation cycle, comparatively low-cost, restoration of eroded topsoil and a closed cycle for return of soil micronutrients.

一些优点包括:快速的实行周期,相比较低成本,恢复腐蚀的土壤表层和一个归还泥土微型营养的循环周期。

5. a yard of topsoil

一立方码表土层

6. The Effects of Different Sowing Ways on the Topsoil Water and Physiological Characteristics of Winter Wheat

不同播种方式对耕层土壤水分及冬小麦生理特性的影响

7. Effects of different fertilization on soil organic carbon distribution and storage in micro-aggregates of red paddy topsoil

不同施肥处理对红壤性水稻土微团聚体有机碳汇的影响

8. Topsoil from different soil types shall be stockpiled separately and replaced in the same areas from which they were taken.

不同类型的表层土壤应分开储存,更换时也应置放于取土的同一区域。

9. Over-grazing and irrigation methods that wash away topsoil were to blame for some of the damage, experts said. Building developments and climate change were doing the rest.

专家指出,因过度放牧或将表土层完全冲刷的灌溉方式都要对土地沙漠化负责.当然房屋开发和气候变化也逃脱不了干系.

10. Spatial distribution of particulate organic carbon and aggregate associated carbon in topsoil of a sloping farmland in the Black Soil region, Northeast China

东北黑土区坡耕地表层土壤颗粒有机碳和团聚体结合碳的空间分布

11. Severe flooding can sweep away not just crops growing in the fields, but also the nutrient-rich topsoil and some subsoil.

严重的洪水不仅会冲走长在田里的庄稼,而且也会冲走富含养分的表土和一些底土。

12. Correlation between the Carbon Isotope of Organic Matter and Magnetic Susceptibility in Topsoil and the Annual Precipitation in Arid and Semiarid Regions in North China

中国北方干旱半干旱区表土的有机质碳同位素、磁化率与年降水量的关系

13. Reclaimed comparison of mixed pushing with topsoil stripping of mining subsided land at Wuyang mining area

五阳矿区采煤塌陷地混推和剥离复垦比较研究

14. shaft construction freeze topsoil

井简冻结表土

15. The spatial variability of soil organic matter and phosphorous content was larger than that of the other nutrient in topsoil of artificial forestland.

人工林表层土壤养分中有机质和速效磷的空间变异性较大;

16. The activities are high in the topsoil and low in the subsoil, decrease from rhizoplane soil to root-free soil for all three enzymes.

从表层土向下,由根表土向外,碳矿化速率及其相关的各种酶活性均呈下降趋势。

17. He ordered tons of fertile topsoil to cover the grounds to a depth of five feet and full-grown specimens of the plants were trucked up the mountain for planting.

他定购了成吨肥沃的表层土,覆盖地面达5英尺深,把这些植物长好的样品用卡车运到山上种植。

18. His clothes are so dirty that he shakes them out every now and then and sells topsoil.

他的衣服那么脏,每隔一阵子他抖搂抖搂就能卖肥土了。

19. But where there are no trees, the rain falls on hard ground and flows away on the surface, and this causes floods and the rain carries away the rich topsoil in which crops grow.

但是没有树木的地方,雨水下在硬梆梆的土地上,然后在地面流走,这会造成洪水,并把庄稼赖以生存的肥沃的表土层冲走。

20. the layer of soil between the topsoil and bedrock

位于上层土和岩床之间的一层土壤

21. the layer of soil between the topsoil and bedrock.

位于上层土和岩床之间的一层土壤。

22. Do you know what topsoil is made of?

你知道表土是由什么构成的吗?

23. Erosion has dissolved acres of topsoil.

侵蚀作用已使大量表土层流失。

24. Loss of topsoil by erosion and a reduction in soil fertility by not replacing nutrients, turn a renewable resource into a non-renewable one.

侵蚀造成的表土流失以及不补充养分造成的土壤肥力下降使一种可再生资源变成不可再生的资源。

25. TOPSOIL Maintenance Trainer TOPSOIL

保养教练员

26. Experimental Study on Topsoil Cultivator under Conservation Tillage

保护性耕作条件下浅松作业的试验

27. Keywords Beijing;topsoil;magnetic susceptibility curves;

关键词北京地区;表土;磁化率曲线;

28. Keywords environmental magnetism;urban topsoil;magnetic minerals;SEM/EDX Xuzhou;

关键词环境磁学;城市表层土壤;磁性矿物;SEM/EDX徐州;

29. Located on a prehistoric lake bed, which accumulated nutrient-rich sediment, contributing to the fertile topsoil.

农场建立在史前湖床之上,这里积聚了富含营养的沉积物,形成了肥沃的表层土。

30. Variation of total and particulate organic carbon in topsoil of a Purple paddy under different land use practices

利用方式对紫色水稻土有机碳与颗粒态有机碳的影响

31. stripping topsoil

剥除表土

32. Spatial statistics for cadmium, mercury and lead contents in topsoil of Nanjing

南京地区表土镉汞铅含量的空间统计分析

33. So the topsoil is bits of rock mixed with things that are once alive. These things in the topsoil that were once alive are called humus.

可见,土壤是石粒和曾经是活体的物质的混合物。表土中这种曾是活体的东西叫做"腐殖质"。

34. Angkor may have suffered problems common to modern times, including deforestation, overpopulation, topsoil degradation and erosion.

吴哥可能已经遭受过和现代相同的问题,包括滥伐森林,人口过剩,表土退化和侵蚀。

35. Thus the farmer is helping nature rebuild the topsoil that holds the rain, resists the wind and provides food for growing plants

因此,农民是协助大自然重建能够存蓄雨水、抵抗风力和滋养各种植物的表面土壤。

36. If the vegetation is damaged on account of the mining or construction, measures must be taken to rehabilitate the topsoil and vegetation, thereby preventing soil erosion.

因采矿和建设使植被受到破坏的,必须采取措施恢复表土层和植被,防止水土流失。

37. Standard Specification for Topsoil Used for Landscaping Purposes

园林设计用耕作层土

38. topsoil lateral movement

土体水平移动

39. And also there are evidently upright delamination, of them that mainly live in the topsoil layer because their varieties and amounts decrease with the increasement of soil animals gradations.

土壤动物的垂直分层也比较明显,种类和个体数量随着土壤层次的加深而减少,具有明显的表聚性。

40. topsoil features

土壤性质

41. Soil topsoil

土壤耕层

42. thick and fertile topsoil

土层肥厚

43. Experimental Investigation and Numerical Modeling for Removal of Chloropicrin from Topsoil by Soil Vapor Extraction

土柱通风法去除表层土中氯化苦的模拟实验研究

44. , moisturecontent in topsoil was lower than that of deep soil and the layer ofoodecm becam astable drought layeL Above l940m asl.

在1940m以下,表层土壤水分高于下层,40-60cm成为一个稳定的干旱层;

45. In containers use a planting mix combined with topsoil.

在使用容器种植结构相结合的表土.

46. Topsoil is polluted severely and borderland is lighter in heartland of polluted crude oil.

在原油污染中心地带,表层土壤受污染最重,边缘地带稍轻;

47. In most cases, extracting oil involves chopping down the forest that blankets the region, draining the boggy ground, stripping off the topsoil and literally digging up the oily sand below.

在大多数情况下,要从油沙中提炼出石油需要先把覆盖该地区的森林砍掉,排干地面的水分,去掉表层土然后当然就是把地下的油沙挖出来。

48. On the wide level acres of the valley the topsoil lay deep and fertile.

在山谷中广袤平坦的大地上,覆盖着厚实肥沃的土层。

49. During construction of the camp, care should be taken to cause as little damage as possible to the vegetation and topsoil.

在建造安置点的过程中,应当注意尽量减少对植被和表层土的破坏。

50. When digging a hole for planting, one should put topsoil and subsoil in two different sides of the hole.

在挖栽植坑时,应将表土和底土分别放在坑的两侧。

51. In the absence of successful efforts to stem the loss of topsoil, the social effects of erosion will probably first be seen in Africa.

在控制表土流失的努力缺乏成效的情况下,土壤侵蚀的社会影响将可能首先出现在非洲。

52. In the absence of successful efforts to stem the loss of topsoil, the social effects of erosion will probably first be seen in Africa

在控制表土流失的努力缺乏成效的情况下,土壤侵蚀的社会影响将可能首先出现在非洲。

53. Under flood conditions, great amounts of topsoil are washed to receiving streams

在洪水泛滥时,大量表层土壤被冲刷到承受的水流中。

54. In many countries the loss of productive topsoil has contributed to growing food deficits

在许多国家里,生产性表土的流失已导致日益严重的粮食短缺。

55. The mountain is first deforested (since no vegetation will survive anyway), the topsoil removed, and the “overburden” is dumped into neighboring valleys, damaging nearby streams and rivers.

在这项活动中,人们首先要清除山上的树木植被,然后清除表层土,把山顶上的土倒入附近山谷,导致周边的河流堰塞。

56. In contrast, the imperforate film mulching method is a way to cover the topsoil with the film fixed by compacted soil on its ends when the crop is planted beside the film.

地膜覆盖无孔种植法,用地膜平铺于表土,边沿用土压紧封闭,将庄稼种在地膜旁边,膜下土壤中的水分和热量不易散失,却容易吸收外界水分,因此,庄稼增产不比传统覆盖法少。

57. evaporation from topsoil

地表水分蒸发

58. hard topsoil

坚硬表土

59. urban topsoil

城市表层土壤

60. Keywords Urban topsoil;Accumulation;Source of diffuse pollution;Heavy metals;Environmental risk;

城市表层土壤;富积;扩散污染源;重金属;环境风险;

61. Heavy Metal Pollution of Dust, Topsoil and Roadside Tree Near by Main City Roadways

城市道路粉尘、土壤及行道树的重金属污染特征

62. 9 Reusable topsoil stockpiled for later landscaping works shall be less than 2m in height and hydroseeded or covered with tarpaulin.

堆存作日后景观美化工程的可重用表土,堆存高度不得多于2米,并须喷草或以防水布覆盖。

63. imported topsoil

外来表土

64. Heavy rains washed the topsoil away.

大雨把表层土冲蚀掉了

65. topsoil of Tianjin area

天津表土

66. "If his fields are located on the side of a hill, he will try to terrace his fields. Then the heavy rains cannot wash away the topsoil in great quantities. "

如果农民的土地在山坡上,他们会设法改为梯田。这样,遇上大雨也不致于把表土大量冲走。

67. If the topsoil is taken away by erosion, plants can no longer grow in the soil left behind

如果因水土流失而冲掉了表土,植物不能再在留下的土壤中生长。

68. It will use a robotic arm to dig through the protective Martian topsoil and lift samples of both soil and ice to its deck for scientific analysis.

它将用一个机械手臂来挖掘保护火星的表层土壤,把土壤和冰层的样本举到甲板上进行科学研究。

69. The outcomes of hierarchical cluster method show that the soil anti-erodibility of topsoil and sub-topsoil can be divided into 5 types and the strongest resistance is each soil layer of forest land.

层次聚类分析结果显示,表层和亚表层土壤抗蚀性可分为5类,抗蚀性最强的一类是典型林分林地各土层。

70. The auxiliary shaft topsoil adopted ordinary construction and drainages in hygrometric well.

屯留煤矿副井井筒表土段采用普通法施工,利用井外降水井疏干降水。

71. Topsoil Erosion Ratio and Its Relationship with Structure Properties under Artificial Forest in Purple Hilly Areas of Sichuan

川中紫色丘陵区人工林表层土壤侵蚀率与土壤结构性关系

72. On average, the planet has little more than 3 feet of topsoil spread over its surface.

平均情况下,覆盖着地球的表土层的厚度小于3英尺。

73. APPLICATION OF A NORMALIZATION PROCEDURE IN ASSESSING HEAVY METAL POLLUTION IN TOPSOIL, PANZHIHUA REGION

应用标准化方法评价攀枝花地区表层土壤的重金属污染

74. Construction Experience of Main Well Topsoil Layer Congelation in Zhangbei Coal Mine

张北煤矿主井表土层冻结施工技术经验

75. Dust storms occur when intense grazing strips pastureland of new growth, leaving the topsoil vulnerable to winds.

当密集的放牧导致新长好的牧草被啃光,让地表土容易被风刮走,沙尘暴就发生了。

76. When topsoil for rich contain water of pound at layer or flow a sand layer, the inclined and tidy tube dig into the technique complications, sometimes hard pass.

当表土为富含水的冲击层或流砂层时,斜井井筒掘进技术复杂,有时难以通过。

77. When all the topsoil is gone, nothing remains but worthless desert.

当表土层都被冲走后,就只留下沙漠了。

78. When the black topsoil was all washed away, farmers moved westward and started new plantations

当表层黑土全部被冲走之后,农民们就向西部转移,建立新的种植园。

79. Magnetic Response of Metals in Xuzhou Urban Topsoil

徐州城市表层土壤中金属元素的磁学响应

80. We can roughly estimate how much it will cost to reforest the earth, protect its topsoil, restore rangelands and fisheries, stabilise water tables and protect biological diversity.

我们可以大致估计在地球上再造林、保护表层土、恢复牧场和渔场、稳定地下水位并保护生物多样性所需的花费。

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