查询词典 electrical conductivity

The experimental data shows that the electron hole conductivity increases and free electron conductivity decreases with the increasing of the slag temperature.

在一定温度下，随着渣相中全铁含量的增加，渣相的电子电导率也相应增加。

The study shows that the pressure transient curve of fractured wells in closed circular formation can be divided into six different flow regimes. In condition of the same fracture opening width and fracture length, compared to rectangular fracture, the pressure drop with tapered fracture is bigger, and the dimensionless pressure and pressure derivative curves are higher. In condition of the same fracture opening permeability, compared to linear declining and constant conductivity fractures, the pressure drop with exponential declining conductivity fracture is the biggest, and the dimensionless pressure and pressure derivative curves are the highest.

研究结果表明：圆形封闭地层压裂井的压力动态曲线可以划分为6个流动阶段；在相同裂缝开口宽度和相同裂缝长度的条件下，与矩形裂缝相比，楔形裂缝压力消耗大，表现为无因次压力及压力导数曲线越高；在相同裂缝开口渗透率的条件下，与导流能力呈线性降低的裂缝以及常导流能力裂缝相比，导流能力呈幂指数降低的裂缝压力消耗最大，表现为无因次压力及压力导数曲线最高。

The density is in 150~2200 kg/m3 and the thermal conductivity is 0.0599W/m·K, density of 150 ~ 2200 kg/m3, thermal conductivity for 0.0599W / m · K. It has a great many merit such as anti-aging, thermal insulation, incombustible, environmental protection, benefit waste, acoustic, noise, low-cost (production cost of 40 ~ 70 yuan / m3), which is a waste of new energy-saving insulation materials benefit.

发泡体在凝固成型中体积不塌陷自然产生2%～5%的膨胀率，密度在150～2200 kg/m3，导热系数为0.0599W/m·K，耐老化，保温、不燃、环保、利废、吸音、隔音、廉价（生产成本40～70元/m3），是节能利废新型隔热材料。

With the impact extrusion of chrome and copper the electric mouths as well as submerged are welding mouths enjoy the properties of high conductivity, highstrength, wearability and longevity, which all measure up with JB4281-86, JB/T7598-94 and conductivity of Luo rigidity promulgated by the State, Inteneration and temperature have attained the top level of China and the products have already been applied in various car manufactories in China.

导电咀、埋弧焊咀，采用铬锆铜合金为原料冷挤压成型，伸冷加工，具有导电率高、高强度、耐磨性强、使用寿命长等特点，符合国家部颁标准JB4281-86、JB/T7598-94、导电率洛氏硬度，软化、温度均达国内国内先进水平，产品已在全国各大汽车制造厂得到应用。

The effects of aggregation structure and porous structure on ionic conductivity and electrolyte uptake were investigated.The experimental results showed that compared with PVDF system,PVDF-HFP system has higher ionic conductivity(2.93×10-3S/cm,20℃) and better electrolyte maintenance,logσand 1/T followed VTF equation.

计算表明，无定形区对体系的吸液率的贡献为50～60%，对电导率的贡献为30～40%，这说明载流子在被电解液溶胀的无定形区中的迁移不能忽略。

Aiming at the laigh thermal conductivity of magnetic refrigerant materials, this paper presents a new technical scheme named vacuum diffusion bonding, which can improve its thermal conductivity. The results indicate that under the condition of temperature ranging from 550℃ to 620℃ in holding time ranging from 30 min to 120 min and a pressure ranging from 12 Mpa to 20Mpa, both Gd and Cu can effectively bond together.

针对室温磁制冷材料Gd本身导热系数低特点，提出了采用真空扩散焊方法改善Gd导热性能的成型工艺方案，在温度为550~620℃，压强为12~20Mpa，保温时间为30~120min条件下，实现了扎和铜异种材料连接，并比较了在锐基体上溅射一层铜薄膜和不溅射薄膜两种条件下的工艺性能。

Aiming at the laigh thermal conductivity of magnetic refrigerant materials,this paper presents a new technical scheme named vacuum diffusion bonding,which can improve its thermal conductivity.

针对室温磁制冷材料Gd本身导热系数低特点，提出了采用真空扩散焊方法改善Gd导热性能的成型工艺方案，在温度为550~620℃，压强为12~20Mpa，保温时间为30~120min条件下，实现了钆和铜异种材料连接，并比较了在钆基体上溅射一层铜薄膜和不溅射薄膜两种条件下的工艺性能。

The conductivity is lineally increased while the decrease of the diameter of nanowire. Meanwhile, the conductivity of oxidized state and reduced state doped with ClO(superscript - subscript 4) ion is lower than that of partial oxidized state by two order of magnitude.

尚未观察到反向击穿现象，可能原因是，在一定的反向偏压下的离子脱嵌使得它由部分氧化态转变为还原态；电导率随纳米线直径减小而线性地增加；以ClO(上标-下标 4)不离子掺杂的氧化态和还原态比部分氧化态的电导率低二个数量级。

The static electric screen in the inner side of conductor with high conductivity and the static magnetic screen in the inner side of ferromagnetic medium with high magnetic conductivity are very similar in appearance, yet they are dramatically different in mature.

高电导率导体空腔的静电屏蔽与高磁导率的铁磁介质空腔的静磁"屏蔽"具有相似的外在表现，但有本质的区别。

The conductivity type (defining the nature of the majority carriers) and resistivity are found at the seed, middle and tang end of the rod; the type is determined in accordance with ASTM F42-02 ("Test Methods for Conductivity type of Extrinsic Semiconducting Materials"), and resistivity is determined in accordance with ASTM F397-02("TestMethods for Resistivity of Silicon Bars Using a Two-Point Probe").

导电率类型和抵抗力在竿的种子、中央和强烈的味道结束被发现；类型符合美国材料试验学会 F42-02("非固有半导体的材料导电率类型的测试方法")被决定，而且抵抗力符合美国材料试验学会 F397-02("矽的抵抗力的测试方法酒吧使用一个二点的探针")被决定。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。