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zgf889
走別人的路，讓別人走投無(wú)路
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樓主  發(fā)表于: 2011-12-07 18:08
大家是怎樣分辨國標線(xiàn)與非標線(xiàn)？比如2.5平方的線(xiàn),有人說(shuō)用打火機燒非標線(xiàn)的線(xiàn)蕊，就會(huì )成灰,而國標線(xiàn)就不會(huì )!  除了這個(gè)之外還有其他的方法??
huosang
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1樓  發(fā)表于: 2011-12-07 20:28
線(xiàn)都是按平方,非標線(xiàn)徑小,線(xiàn)硬,國標線(xiàn)徑標準,線(xiàn)軟一點(diǎn),

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