将测得的CO2浓度值代入计算公式,即可求得标准大气压下某一深度土壤单位面积、单位时间内的CO2通量值。
The measured CO2 values are substituted in a formula to calculate the CO2 flux per unit area and per unit time at different depths under standard atmospheric pressure .
新公司或新的业务单位是适应敏捷开发方法的肥沃土壤。
A start-up or new business unit is fertile ground to adapt an agile development method.
分别利用坡面径流剪切力、坡面径流能耗和坡面径流单位水流功率理论对坡面土壤侵蚀发生过程进行了研究。
In this research, soil erosion and sediment yield was calculated by runoff shear stress, runoff energy consumption and runoff power theory respectively.
这两种函数特征都是一曲率凹向上的图象,它表明随着降雨量的增大,单位降雨量所引起的土壤侵蚀量在逐步增大。
Both of the two function are convex curvature images, which shows that with rainfall increasing, the amounts of soil erosion resulting from per unit rainfall increases step by step.
本文对海南省12个申请绿色食品单位的土壤进行了监测;
This paper deals with the monitoring results of soil from 12 units applying for green food base in Hainan Province.
根据调查,目前多数地区土壤中锌元素严重贫乏,影响了作物单位面积产量的提高和抗病性。
According to investigate, the element zinc is very poor in soil of most area at present, which has affected crops to raise the per unit yield their disease resistance.
在土壤质地相同条件下,高蒸发力下生长的植株比低蒸发力下生长的植株产生更多的吸收根、形成更高的单位叶片导水度。
Under the same soil textures, the plants at a high evaporativity formed more absorbing roots and a much higher leaf-specific water conductance than those at a low evaporativity.
最后,就不同风场、云层覆盖及土壤参数等对雾过程的影响进行了讨论。 现在工作单位。
Tests are made for the effects of wind field, cloud cover and soil parameters on fog cycle.
钾肥的增产效率在两种氮肥水平下都较高,单位钾肥的增产量与土壤有效钾含量及施钾量呈极显著负相关;
The yield increase of K fertilizer was quite high at two rates of nitrogen application, and it closely relative to the content of available K in soil and potassium application rate.
以县区为单位,以土属为单元,对农业土壤中8种重金属元素背景值进行研究。
Background data of 8 heavy metals in agricultural soils classified according to soil basic categories and limited within a suburban district were studied.
以耕层土壤质地类别作为制图单位,分为轻粘土、重壤土、中壤土、轻壤土和砂质土五种类型。
The soil were divided into five groups of soil, e, g, light clay, heavy loam, medium loam, light loam and sandy soil, using the group of soil texture of plowed layer as the mapping unit.
土壤干旱引起单位叶面积色素含量降低,但却引起单位叶鲜重色素含量的增加。
Soil drying decreased pigments contents on leaf-area basis, but increased on fresh-leaf-weight basis.
土壤团聚体是土壤的重要组成部分、土壤结构的基本单位,其形成和稳定主要是通过土壤中各种胶结物质的胶结作用实现的。
Soil aggregate is the main component of soil and the basic unit of soil structure. Its formation and stability are realized by the effects of all kinds of cementing substance in soil.
野外考察重点考察在晚更新世黄土—古土壤序列及同时期不同岩性地层单位间的差异。
The excursion will focus on Late Pleistocene loess-palaeosol sequences in the area and the differentiation of coeval lithostratigraphic units.
提出了未来水稻根系育种的一个方向,既适当控制根系的数量,增加根的平均长度,加深根在土壤中的分布,扩大根系的面积以及提高单位根量的根功能。
Adequate root number, deep root system, and efficient root activity per unit of root biomass will be needed for high-yield rice in the future breeding programs.
研究了埋管出口流体温度、钻孔瞬时平均壁温、单位长度吸热量以及距钻孔一定距离处土壤温度分布随运行时间的变化规律。
Obtains the variety patterns of outlet water temperature, transient borehole wall temperature, heat exchange capacity per length and temperature distribution in certain distances from the pipe.
研究了埋管出口流体温度、钻孔瞬时平均壁温、单位长度吸热量以及距钻孔一定距离处土壤温度分布随运行时间的变化规律。
Obtains the variety patterns of outlet water temperature, transient borehole wall temperature, heat exchange capacity per length and temperature distribution in certain distances from the pipe.
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