发布时间:2025-02-01 11:17:50
电缆套官的型号与电缆截面相关,也与成品外径.
一般来说,电缆的截面不得大于电缆套管的内截面40%.
电缆的截面=成品外径的平方*0.7854.
电缆套官的内截面=内径的平方*0.7854.
调音台均衡器压线器分频器反馈抑制器延时器激励器效果处理器功放音箱怎么接最好是有图
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