作者提出了采用霍尔极值因数来表征不同半导体材料的霍尔特性及测量载流子迁移率之比值的新方法。
We conclude that the extremum factor of the Hall coefficient is a good measure of the Hall characteristic, and it can be also used to determine the mobility ratio of carriers in semiconductors.
这种纳米材料可以制成不同的形态，能用于半导体、光学、电池等领域。
The materials can be made in a variety of morphologies and could be used in semiconductor devices, optics or batteries.
电热风幕机根据加热材料不同可分为半导体热敏陶瓷加热器和翅片电热管加热器两种。
The electric hot air curtain machine can be divided into two types of semiconductor thermal sensitive ceramic heater and a fin electric heating tube heater according to different heating materials.
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