The investigation of fingerprint of Yubaizhi was performed by high-performance liquid chromatography(HPLC).Chromatographic conditions were:the mobile phase was
To reduce sending costs,a flexible wheel configuration is proposed.The wheel is made of titanium alloy(Ti-6Al-4V)in consideration of the planetary environment f
Three-dimensional models,consisting of the flame kernel formation model,flame kernel development model and natural gas single step reaction model,are used to an