锗是一种半导体材料，其导电系数介于导体与绝缘体之间。
Germanium is a semiconductor material with its conductivity lying between that of conductors and that of insulators.
不可能说出在哪个特定的导电系数处是金属和半导体的分界。
It is not possible to name any particular conductivity at which metals end and semiconductors begin.
资讯科技和电位，电荷和介质模型一起工作，而且需要液体的一个积极导电系数。
It works in conjunction with the electric potential, electric charge and dielectric models, and requires a positive electrical conductivity of the fluid.
通过解析和数值的方法研究了二维微裂纹体有效模量和有效导电系数之间的关联。
The correlation between of the effective modulus and the effective electrical conductivity for planar materials with microcracks are investigated by numerical and Mori-Tanaka's theoretical methods.
金属铜与塑料的膨胀系数比较接近，因此，在塑料电镀中常用化学镀铜层作为电镀的导电镀层。
Copper and plastic coefficient of expansion, and, therefore, more close to the plastic used in electroplating electroless copper plating coating layer as conductive.
应用类比推理的物理学方法，从材料的导热与导电的相似性，推导出木材弦向导热系数的理论计算公式。
Theoretical formula of wood thermal conductivity in tangential direction was derived by analogy from the fact that heat conduction of the material was similar to its electric conduction.
借此制成一种电阻的温度系数为正、工作温度较高的半导电电缆料。
Thereby a semiconductive material has been developed with positive temperature coefficient of resistivity and with higher operating temperature for cables.
通过霍尔效应实验测定的霍尔系数，能够判断半导体材料的导电类型、载流子浓度及载流子迁移率等重要参数。
The coefficient of Hall-effect decided by experiment can determine the type of semiconductor materials, the concentration of carrier, the mobility of carrier and other important parameters.
它不但具有非常好的机械加工性能、高导电性和低热膨胀系数，还具有优异的力学性能、抗氧化性能和抗热震性。
In addition to good workability, high conductivity and low thermal expansion coefficient, it has excellent mechanical properties, excellent oxidation resistance and excellent thermal shock resistance.
它不但具有非常好的机械加工性能、高导电性和低热膨胀系数，还具有优异的力学性能、抗氧化性能和抗热震性。
In addition to good workability, high conductivity and low thermal expansion coefficient, it has excellent mechanical properties, excellent oxidation resistance and excellent thermal shock resistance.
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