Recognizing various traffic signs,especially the popular circular traffic signs,is an essential task for implementing advanced driver assistance system.To recog
In order to test the bending-torsional coupled vibration characteristics of the multi-shafts gear transmission system of large power vehicles,a torsional vibrat
Green technology for the preparation of epoxidized soybean oil(ESBO) is of significance.The epoxidation of soybean oil with peroxyacetic acid generated in situ