单词：switch contact
switch contact的用法和样例：
例句
- However, when the switch is opened, a large inductive reaction voltage will appear across the switch contacts and may damage the contacts.然而，当开关被开路时，在开关触点上会产生一个大的感应电压，并可损坏触点。
单词：switch contact 相关文章
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英文摇滚歌曲