本设备应远离电磁干扰源，并应将设备的接地线有效接地。
This instrument shall keep away from electromagnetic interference source, and the instrument shall be grounded properly and effectively.
本设备应远离电磁干扰源，并应将设备的接地线有效接地。
This instrument shall keep away from electromagnetic interference source, and the instrument shall be grounded properly and effectively.
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