It has also been proved that the gapdepth can be tuned by the lengths of poled domains.
通过分析，我们证明了禁带的深度可通过极化畴的长度实现调节。
2
The laser-arc hybrid welding can improve the depth of fusion, welding speed and assembly gap, so it is a new and promising thermal source for welding.
激光-电弧复合热源焊接可以增大焊接熔深，提高焊接速度，增大装配间隙，是一种很有前途的新型焊接热源。
3
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.