采用保角变换的方法，计算了导体栅作屏蔽罩时的场强分布，所得结果表明导体栅具有很好的静电屏蔽作。
The electric field when using conductor gratings as shielding walls is calculated by means of conformal mapping technique.
该耗尽模式部分由该第二栅极栅控，并且适于工作于耗尽模式且可屏蔽该第一栅极免受电压负荷影响。
The depletion mode portion is gated by the second gate, and has been modified to operate in depletion mode and that is operative to shield the first gate from voltage stress.
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