To introduce the production process technology of rough drawing, heat treatment and finish drawing of heavy coil steel wire and the transportation manner among procedures.
The changes of structures and properties of single crystal al wire, which is in the course of service, influence the quality of signal transportation inevitably.
单晶铝线材在服役过程中组织性能的变化,必然使信号传输质量受到影响。
3
The electric wire tube protector and the transportation corrode the liquid medium, the ultra pure water equipment uses the tube and so on.