SYV53铠装同轴电缆SYV MSYV视频同轴线缆国标线 ¥6.10 MHYAV 30×2×0.7矿用阻燃通信电缆MHY32-1*4*1/1.38 MHYVR ¥3.25 RS-485双绞屏蔽线2*14AWG HSYV50*2*0.9大对数电缆UTP22 2*0.5 ¥4.71 石油膏填充市内通信电缆HYAT 铠装电缆HYA53 100×2×0.8 20*2*0.7 ¥3.25 屏蔽控制电缆ZR--KVVP22 矿用通信电缆MKVV,MKVV22,MKVV32等 ¥3.67 HYA22-800×2×0.5市内通信电缆HYAT23 40×2×0.6 30×2×0.4 ¥3.38