請(qǐng)教各位:我看的一個(gè)文章其中提到的變壓器型號(hào)規(guī)格如下:the transformer was a double EFD 15,N 87 with a four-chamber coil former and a turns ratio of 1:70
能否幫我翻譯并解釋一下,特別是a four-chamber coil former
請(qǐng)教:關(guān)于變壓器 a four-chamber coil former是什么意思
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