利用这个方程组，我们讨论了恒定外磁场中的半无限大超导体，给出了能隙函数和穿透深度的积分表达式。
The equations are applied to a semi-infinite superconductor in a static magnetic field. The integral expressions for energy-gap function and penetration depth are given.
探讨经外周静脉置入中心静脉导管(PICC)在自发性蛛网膜下隙出血病人中的应用。
Objective: to probe into the application of PICC for patients with spontaneous subarachnoid hemorrhage.
带隙中的深能级束缚自由电子实现补偿作用外，还有限制迁移率及载流子寿命等特点。
In addition to the role of compensation to achieve semi-insulating material, there are restrictions on mobility, carrier lifetime and so on.
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