半导体、二极体、双极电晶体、场效电晶体、电晶体放大器、频率响应、算放大器、差动及多极放大器、积体电路。
Semiconductor diodes bipolar junction transistors field-effect transistors transistor amplifiers frequency response operational amplifiers differential and multistage amplifiers integrated circuits.
方法：在不同的条件下，在新鲜的离体猪里脊肉上进行新型双极射频消融，观察消融灶的大小形态及范围。
Methods: Under different conditions, using new hypertonic saline-enhanced dual probe bipolar mode in fresh porcine, observe the dimension of radiofrequency ablation zone.
放电为磁场激励型，稳定的等离子体由电磁场所维持，空间电荷产生的静电场引起荷电粒子的双极扩散。
A steady state plasma is maintained by electromagnetic field and ambipolar diffusion of charged particles is caused by electrostatic field of space charge.
结果：在关节置换组，仅使用当代的双极假体，采用羟基磷灰石涂层现代柄非骨水泥假体占20.8%(522人)。
Results in the arthroplasty group, only contemporary bipolar prostheses were used and uncemented prostheses with modern stems and hydroxyapatite coating accounted for 20.8% (522) of the implants.
介绍了一种新型的双区阴极结构在W波段体效应二极管中的实现，并研制出了样品器件。
A new structure of two area cathodes applied in W-band Gunn diodes was introduced and made.
研究表明，通过优化双卟啉二聚体分子偶极取向和偶极耦合增强的效应可以提高二阶非线性光学性能。
It can be improving second-order nonlinear optical properties by optimization of porphyrin dimer dipole orientation and dipole coupling effect.
其次，先将靛红和丙二腈缩合制备得亲偶极体后与另一分子靛红及肌氨酸进行三组分反应可以合成含有两个不同吲哚片段的双螺环化合物。
Secondly, the three components of isatin, sarcosine and dipolarophiles condensed by isatin and malononitrile were involved in forming dispiro compounds including two of different indole moieties.
其次，先将靛红和丙二腈缩合制备得亲偶极体后与另一分子靛红及肌氨酸进行三组分反应可以合成含有两个不同吲哚片段的双螺环化合物。
Secondly, the three components of isatin, sarcosine and dipolarophiles condensed by isatin and malononitrile were involved in forming dispiro compounds including two of different indole moieties.
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