项目建设背景：半导体材料用石英坩埚，是生产硅单晶体所必需的石英容器。

Project Outline: Quartz crucible which is used for semiconductor material is the container necessary to the production of monocrystalline silicon.

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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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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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