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关注：1
2013-05-23 12:21
求翻译：Primary Power supply: Commonly the non-switched 120 Volt Alternating Current source is supplied from a commercial power utility. In non-residential applications, a branch circuit is dedicated to the fire alarm system and its constituents. "Dedicated branch circuits" should not be confused with "Individual branch circui是什么意思？ 待解决
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Primary Power supply: Commonly the non-switched 120 Volt Alternating Current source is supplied from a commercial power utility. In non-residential applications, a branch circuit is dedicated to the fire alarm system and its constituents. "Dedicated branch circuits" should not be confused with "Individual branch circui
问题补充： |
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2013-05-23 12:21:38
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2013-05-23 12:23:18
主电源:常见的非转120伏特直流电源供应是从一个商业电力公用事业。 在非住宅应用,一个分支电路是专门为火灾报警系统及其成员。 “专用电路”不应混淆与「个人电路"。
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
主电源： 从商业用电实用程序通常提供非交换 120 伏交流电源。在非住宅应用中，分支电路致力于火灾报警系统和其成分。不应与"个人分支电路"混为一谈"专用分支电路"。
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2013-05-23 12:28:18
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