电导率,物理学概念,也可以称为导电率。在介质中该量与电场强度E之积等于传导电流密度J。对于各向同性介质,电导率是标量;对于各向异性介质,电导率是张量。生态学中,电导率是以数字表示的溶液传导电流的能力。单位以西门子每米(S/m)表示。
n. conductivity
misc. specific conductance
...土壤电导率(Electrical conductivity,EC)是限制植物和微生物活性的阈值,影响到土壤养分和污染物的转化、存在状态及有效性,反映了在一定水分条件下土壤盐分的实际状况...
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...表示水因含悬浮物和胶体物质而呈浑浊状态,造成通过水的光线被散射或对光线透过受到阻碍的程度。测定方法:透射法,散射法和散射-透射法。 13电导率(conductivity)是截面积1cm2,高度1cm的水柱所具有的电导能力。...
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弹性模量(Gpa):128, i. 电导率(IACS%):18, 其广泛适用于塑胶注塑成型模具的内镶件、模芯、压铸冲头、热流道冷却系统、导热嘴、吹塑模具的整体型腔、汽车模具、磨耗板...
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摩尔电导率 molal conductivity ; molecul ; molar electrical conductivity
电导率传感器 [自] conductivity sensor
电导率仪器 [电] conductivity instrument
大地电导率 conductivity of earth surface
电导率仪 conductivity meter ; LCD-AA ; industrial conductivity ; LCD-D
电子电导率 electronic conductivity
比电导率 specific conductivity ; specific electrical conductance
极限摩尔电导率 limiting molar conductivity
电导率灯 conductivity modulation
The A-site rare-earth doping increased the electrical conductivity of BSCF apparently.
A位稀土掺杂有效提高了材料的电导率。
参考来源 - 稀土掺杂BaSrCoFeO阴极材料高温物性及电化学性能Meanwhile, the addition of toluene-p-sulfonic acid can greatly reduce the viscidity and conductance of catholyte.
同时,对甲苯磺酸的加入显著降低了负极液的粘度和电导率。
参考来源 - 对甲苯磺酸对钒电池负极液的影响The hydrophobicity of composite insulators decreases and even disappears with the increase of icing time in high altitude,however,the effect of icing water conductivity to it is not notable.
l)\ 45.l} 为覆冰重量比g人 4)在高海拔下,随着覆冰时间的增长,合成绝缘子表面的憎水性逐渐减弱 直至丧失,覆冰水电导率对合成绝缘子的憎水性的影响很小。
参考来源 - 高海拔地区10kV合成绝缘子覆冰闪络特性及电压校正研究This method eliminate effectively the effect that the distributed capacitance put on the conductivity measurement.
分析实验结果表明,该方法有效消除引线分布电容对电导率测量的影响。
参考来源 - 溶液电导率测量方法的研究Soil electrical conductivity showed a weakening trend in the vertical direction. However, there are some differences due to the initial salt content.
沿土层垂直方向,灌溉水质矿化度对土壤电导率的影响呈现出依次减弱的趋势。
参考来源 - 微咸水滴灌条件下土壤水盐运移的试验研究Total soil salt content and soil electric conductivity were 1.88 g-kg-1 and 0.47 ms-cm-1 individualy.
土壤的全盐量和电导率分别为1.88 g·kg-1和0.47 ms·cm-1。
参考来源 - 北京市无公害蔬菜诊断施肥与环境效应研究The results showed that E. sinica grewwell under the condition of pH≤8.2,organic matter≥21.36g/kg and conductance ≤557.42μs/cm. Ephedrine content in aerial part of E. sinica could reach 0.05% in the first year and 0.41% in the second year.
结果表明,草麻黄在pH 8.2以下、有机质含量在21.36g/kg以上、电导率在557.42μs/cm以下的土壤中生长良好,播种当年草麻黄地上部分麻黄碱积累可超过0.05%,2年即可达到0.41%。
参考来源 - 草麻黄对吉林西部盐碱化土壤适应性研究A maximum is reached when the dopent content is 0.15. Especially, the NaCo_2O_4 shows better thermoelectric performance when the temperature is above 500℃, so the material is suitable to work at higher temperature.
实验证明随着掺杂浓度的提高其电导率在增大,当x=0.15为最佳,尤其在500℃以上其导电性能大大得到了提高,所以该材料适合在高温下工作。
参考来源 - 氧化物热电材料NaCoMagnetic thin films with high resistivity were advanced for applications to micro-inductors and micro-transformers. Metal alloys have high conductivity and serious eddy currency loss for high frequencies so that their applications are limited.
目前薄膜电感器的磁介质层大部分采用金属或金属合金材料,这些材料具有高的电导率,从而在高频使用时会产生严重的涡流损耗和趋肤效应,成为这些材料高频应用的主要瓶颈,使其应用频率范围受到限制。
参考来源 - 软磁铁氧体薄膜磁性能的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
电导率突然下降,约3个数量级。
The electrical conductivity plummets about three orders of magnitude.
您有在线监测系统吗,譬如总有机碳和电导率?
Do you have an online monitoring system, such as TOC and conductivity?
这也使其具有较高的面向电导率以及较低的法向电导率。
It also results in high conductivity in the paper plane and low out-of-plane conductivity.
The electrical conductivity plummets about three orders of magnitude.
电导率突然下降,约3个数量级。
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