天津MHYA22鎧裝井筒通信電纜 天津MHYA22鎧裝井筒通信電纜 天津MHYA22鎧裝井筒通信電纜MHYV MHYAV MHYA22 MHYV22 20*2*0.5 20*2*0.6 20*2*0.7 20*2*0.8 20*2*0.9 20*2*1.0 MHYV MHYAV MHYA22 MHYV22 20*2*0.5 20*2*0.6 20*2*0.7 20*2*0.8 20*2*0.9 20*2*1.0 MHYV MHYAV 10*2*0.5 10*2*0.6 10*2*0.7 10*2*0.8 10*2*0.9 10*2*1.0 MHYV MHYAV 20*2*0.5 20*2*0.6 20*2*0.7 20*2*0.8 20*2*0.9 20*2*1.0MHYV MHYAV 10*2*0.5 10*2*0.6 10*2*0.7 10*2*0.8 10*2*0.9 10*2*1.0 礦用通信電纜型號:MHYV MHYAV MHYA32 MHJYV 產品採用標準:MT818.14-1999 命名代號 煤礦用通信電纜