断开测试系统的电源。
因此﹐在给敏感设备焊锡之前﹐必须将台式电源与测试电路断开。
So disconnect the bench top power supply from circuit under test before soldering sensitive device.
在测试导通性之前必须断开开关线束。
The switch wire harness must be disconnected before testing switch continuity.
在测试导通性之前必须断开开关线束。
The switch wire harness must be disconnected before testing switch continuity.
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