surface soil layer [土壤] 表土层
surface soil stabilization 浅层土加固
destroy the surface soil 破坏表面土壤
Surface Soil Moisture 表层土壤含水量
surface soil salinity 表层土壤盐分
increasing surface soil thickness 聚土
Increase Surface Soil Nutrient 提高土壤养分含量
root surface soil 根表土壤
Surface soil flow 表土资源流
In this paper, the surface soil (0-20cm) in the Xi’an 14 main parks has been carried on the synchronized open country investigation, sample gathering and the analysis test.
本文对西安市14个主要公园表层土壤(0-20cm)进行了同步的野外调查、样品采集和分析测试。
参考来源 - 西安城市公园不同粒径土壤中重金属污染研究Farmland surface soil (0-30cm) nitrogen concentration directly affects the intensity and frequency of nitrogen loss. At the same time, it affects surface mud (0-5cm) nitrogen concentration of adjacent ditches of farmlands.
农田耕层土壤(0-30cm)氮素含量直接影响农田氮素流失的强度,也直接影响着农田旁沟渠表层底泥(0-5cm)的氮素含量,在其它影响因素相同的前提下,农田耕层土壤(0-30cm)全氮含量越高,农田氮素流失的强度就越高,产生高水溶性总氮浓度的次数就越多,农田耕层土壤(0-30cm)速效氮含量越高,农田旁沟渠表层底泥(0-5cm)速效氮含量就越高。
参考来源 - 太湖水网地区不同类型农田氮磷流失特征The CO2 emitted from the surface soil comprises an important part for the soil CO2 flux of the alpine meadow soil profiles.
高寒草甸表层土壤产生的CO2是土壤剖面CO2通量的主要贡献者。
参考来源 - 草原土壤有机碳动力学同位素示踪研究The representation of pollen in surface soil is different from families and genera.
表土花粉的代表性因种属的不同而各有差异。
参考来源 - 若尔盖地区24000年以来植被记录的环境变化研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The sample is from the surface soil that scientists say covers a layer of ice.
科学家称上面覆盖一层冰的土壤样品是来自火星表层。
The average amount of water reported, if we were to extract it, is about a quart of water per ton (of surface soil).
如果要提取水，每吨(表层土壤)含水量大约为一夸脱。
As the water evaporates, a crust of salt is left on the surface of the soil.
水蒸发后，土壤表面留下一层盐。
LCROSS will then study the soil thrown up to ten kilometers above the lunar surface before it too crashes into the moon.
VOA: special.2009.09.30
The crash caused soil to be expelled many kilometers above the lunar surface.
VOA: special.2009.12.30
Drop the seeds over the surface and cover them lightly with soil.
VOA: special.2009.04.28
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