The problems used to arise during pressurizing operation and its preparation work of the connection between the twisted aluminum steel core cable and the dead end clamp were described.
介绍了钢心铝绞线耐张线夹液压连接中，在施压准备工作和施压操作中容易出现的问题。
2
Do not use twisted pair, is extremely wrong. 485 bus must be hand in hand type bus structure, resolutely eradicate star connection and branch connection.
不选用双绞线，是极端过错的。485总线一定要是手牵手式的总线结构，坚决根绝星型连接和分叉连接。
3
This converter is installed in the computer, without the system needing to be changed, and connected with the existing network connection of the computer via a short twisted-pair cable.