高阻表面是一种局域谐振型微波光子晶体。
The high impedance surface is a kind of resonance type microwave photonic crystals.
另外，在阻焊膜涂覆前，用等离子体对印制电路板面处理一下，还可获得一定的粗糙度和高活性的表面，从而提高阻焊膜层的附着力。
In addition, the solder mask coating on printed circuit board, with the plasma treatment, can also obtain certain roughness and high active surface, thus improving the solder coating adhesion.
用扫描电子显微镜观察所得金刚石膜的表面形貌，用ZC 36高阻仪测量金刚石薄膜的电阻率。
The surface morphology of the diamond films were observed with SEM, and the resistivity of diamond films were measured with ZC36 high resistance instrument.
应用推荐