岛国午夜精-岛国午夜视频-岛国午夜视频在线观-岛国午夜一级毛-岛国一级a-岛国一区-岛国一区二区-岛国在线播放v片免

型號名稱及使用范圍 Model descriptions and Use scope
型 號
Model
名 稱
Descriptions
使 用 范 圍
Use scope
MHYV（PUYV）
煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜
PE insulated PVC sheathed communication cables for coal mine
用于井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power house
MHYVR（PUYVR）
煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜
PE insulated PVC sheathed communication cables for coal mine
用于井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power house
MHYVP（PUYVP）
煤礦用聚乙烯絕緣銅絲編織屏蔽聚氯乙烯護套通信電纜
PE insulated copper wire weave shielded PVC sheathed communication cables
用于井下干擾較大的場合作信號傳輸
Served in coal mine where interference is strong
MHYVRP（PUYVRP）
煤礦用聚乙烯絕緣聚氯乙烯護套銅絲編織屏蔽通信軟電纜
PE insulated copper wire weave shielded PVC sheathed communication soft cables
用于井下干擾較大的場合作信號傳輸
Served in coal mine where interference is strong
MHYBV（PUYV31）
煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護套通信電纜
PE insulated tinned steel wire weave armored PVC sheathed communication cables
用于井下平巷或斜巷作主信號傳輸能承受一定的機械沖擊力
Served in level and slanted channels where the mechanic impact is strong
MHY32 （PUYV39、39-1）
煤礦用聚乙烯絕緣聚氯乙烯護套鋼絲鎧裝通信電纜
PE insulated steel wire armored PVC sheathed communication cables
用于豎井或斜井作主信號傳輸能承受較大的拉力
Served as major signal line in shaft or slanted shaft in coal mines,capable of being under considerable pull force