掺杂质，掺质剂加入纯半导体材料中的少量硼等物质，用于晶体管和二极管中以改变半导体的。

A substance, such as boron, added in small amounts to a pure semiconductor material to alter its conductive properties for use in transistors and diodes.

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本文在分析了电火花加工半导体材料去除速率的基础上，通过掺硼对CVD金刚石厚膜进行半导体改性，继而实现了其电火花加工。

On the basis of analyzing the semiconducting material removal rate of EDM and making semiconductive modification for CVD diamond thick film by boron-doping, EDM of the thick diamond film was realized.

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