RS485远端并联还是近端串联120欧电阻?...[复制链接] |
板凳
lcmbig7339
发表于 2003-11-26 10:41:00
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5#
ZIYOUREN0180
发表于 2003-11-26 14:06:00
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8#
lcmbig7339
发表于 2003-11-26 15:11:00
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10#
lcmbig7339
发表于 2003-11-26 15:42:00
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