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.
上述碳系半导体材料是以无机锗为原材料。
The carbon series semiconductor material uses inorganic germanium as raw material.
集成电路和各种半导体器件制造中所用的材料，目前主要是硅、锗和砷化镓等单晶体，其中又以硅为最多。
Silicon, germanium and gallium arsenide are popular materials used in ICs and semi-conduct devices, while silicon is the most popular one.
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