substrate pnp transistor

• 基片(衬底)

substrate pnp transistor的用法和样例：

例句

1. The substrate is first covered by a mask.
   首先在基片上覆盖一个掩膜片。
2. To verify this method, we fabricated artificial transmission lines on a Si substrate.
   为了验证这种方法，我们在硅基片上构造出虚拟的传输线。