名词短语
中文翻译：主火花间隙
同义词：
['主开关间隙，主触点间隙例句：1. The engineer carefully measured the master spark gap to ensure it was within the acceptable range.（工程师仔细测量了主火花间隙，以确保它在可接受的范围内。）2. During the maintenance', 'the technician replaced the master spark gap with a new one.（在维护过程中，技术人员用一个新的主火花间隙替换了旧的。）']
例句：
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1. The engineer carefully measured the master spark gap to ensure it was within the acceptable range.
工程师仔细测量了主火花间隙，以确保它在可接受的范围内。
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2. During the maintenance, the technician replaced the master spark gap with a new one.
在维护过程中，技术人员用一个新的主火花间隙替换了旧的。
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3.The main reason for this failure was due to a damaged master spark gap.
这次故障的主要原因是由于主火花间隙损坏。