According to the test data of the driving model for Beijing's bus routes, 9 parameters and the actual values of Beijing bus are confirmed to evaluate the dr
A long-pulse low-velocity gas gun with a gas buffer is used to induce impact damage in cast Composition B and hot pressed PBXN-5. To obtain different damage sta
9-Deoxo-6-deoxy-6,9-epoxy-9,9a-didehydro-9a-aza-9a-homoerythromycin A (1), 9-deoxo-11-deoxy-9,11-epoxy-9,9a-didehydro-9a-aza-9a-homoerythromycin A (2) and 9a-az