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.
本文提出一个Z回波核磁共振(nmr)脉冲序列，可以获得三能级体系的纯偶极或纯四极谱。
Z echo NMR pulse sequence is proposed for using in measurement of pure dipole or quadrupole spectrum.
通过给晶体管增加一些电容、二极管和电阻，使用保持时间可调的复位IC，将纯手动复位转换为自动复位。
By adding a transistor with some capacitors, diodes, and resistors, you can transform a pure-manual reset to an automatic reset with adjustable hold time for the reset IC.
比较了纯PN结雪崩二极管和带有隧道穿透的PN结雪崩二极管的噪声功率谱密度。
The spectral noise power density of pure avalanche diodes is compared with that of avalanche the diodes with tunneling penetration.
测试结果表明，沉积六硼化镧薄膜后的二极管发射性能与纯硅尖相比具有明显增强。
The results show that thin film with deposition of LaB6 in the diode can markedly improve the emission properties compared with pure silicon tip.
测试结果表明，沉积六硼化镧薄膜后的二极管发射性能与纯硅尖相比具有明显增强。
The results show that thin film with deposition of LaB6 in the diode can markedly improve the emission properties compared with pure silicon tip.
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