安全电路 [电] safety circuit ; [电] safe circuit ; vital circuit ; intrinsically safe circuit
同轴电缆安全链路 SLOC ; Intersil Techwell SLOC
非安全电路 non-vital circuit ; nonsafetycircuit
电气安全回路 electric safety chain
本质安全电路 intrinsically-safe circuit ; [电] material safety circuit
铁路电力安全工作规程 Electrical safety rules of railway
安全电路和装置 safety circuit and device ; safety
非本质安全电路 [电] immaterial safety circuit
高电压安全断路器 high pressure safety cut-out
安全电路电桥钥匙 safety circuit bridging key
Jon穿着他的电信制服走入场地安全办公室，然后说明他是由本地交换运营商(Local Exchange Carrier (lec))派来的，因为看来电路从电话公司形成了回路。
Jon walks into the campus security office in his Telco costume and explains that he has been called out by the Local Exchange Carrier (LEC) because a circuit appears to be looped from the Telco.
为了最大程度的安全，在被测电路加有电源时，请勿接触产品、测试电缆或其它任何仪器。
For maximum safety, do not touch the product, test cables, or any other instruments while power is applied to the circuit under test.
一个良好的安全实践是在测量之前假设所有位置电路上都存在危险电压。
A good safety practice is to expect that hazardous voltage is present in any unknown circuit before measuring.
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