The composites with interpenetrating networks have good structure homogeneous and performance; also their mechanics, calorifics and tribology arc excellent.
The mechanical performance of RGD7 high-energy nitroamine propellant had been greatly improved by adding bonding agent in the formulation of the propellant.
By mathematical deduction, an inductive method for treating kinetic data of high heat intensity pyrolysis of oik under non-isothermal conditions was presented.
Effects of master alloy of quasicrystal containing magnesium additions and solution treatment on microstructure and mechanical properties of AZ91 magnesium alloy were studied.
It explains the reason of gentle breeze syntony about sustained tubate generatrix in hydromechanical viewpoint,and puts forworld several methods for avoiding gentle syntony.