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静电计一碰就坏？静电计使用注意事项有哪些？不想换仪器就来看！
吉时利 6517B 是测试微弱电流、静电电流和高阻的常用科研仪器，其噪声仅0.75fApp，典型测试值都在几十到几百fA的范围（1fA=10-15A）;在实际测试中，这么微弱的电流信号容易受到外界环境电磁干扰的影响从而导致测试不准。而且由于静电计测试精度较高，所以受环境影响也比较大，还有种种不正确的操作对静电计会造成不可逆的损坏，快来学习如何正确操作静电计吧！
电子工程师必读小知识10/68
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