对电路板进行操作之前，必须要除去身上的静电。
Before working with electronic boards it's necessary to get rid of static electricity.
它们能被用来保护电路不受静电放电和其它高压冲击。
They can be used to protect circuits from electrostatic discharge and other high voltage surges.
如第2.6.2节所介绍，将高阻抗电路屏蔽可以尽量降低静电干扰的影响。
As described in Section 2.6.2, electrostatic interference can be minimized by shielding the high impedance circuitry.
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