ASTM D4566远程通信电线和电缆用绝缘体和套管的电气性能特性的标准试验方法
日期:2012-02-07 16:20
tance; conductor resistance unbalance; continuity; conversion loss; crosses; crosstalk lossfar end; crosstalk lossnear end; dc proof test; equal level far-end crosstalk; equal level unbalance attenuation far-end; equal level unbalance attenuation near-end; equal level longitudinal conversion transfer loss (EL LCTL); equal level transverse conversion transfer loss (EL TCTL); fault rate test; humidity; insulation defect; insulation resistance; jacket voltage breakdown; longitudinal conversion loss
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