In local post weld heat treatment, the temperature difference is the criterion of the process. The temperature field in the main stream pipe under heal post wel
Quaternary Mg-Zn-Y-Ce quasi-crystal-containing alloys were fabricated using a metal mold casting route.The microstructures of Mg-Zn-Y-Ce alloys and the distribu
Secure sensor networks has received much attention in the last few years. A sensor network always works unattended possibly in a hostile environment such as a b
To improve the precision of inertial navigation system (INS) during long time operation, the rotation modulated technique (RMT) was employed to modulate the err
Time-delays,due to the information transmission between subsystems,naturally exist in large-scale systems and the existence of the delay is frequendy a source o
In the practice of petroleum industry, adding cold flow improver (CFI) to lower the fuels cold filter plugging point (CFPP) is an effective and economic way for