例句與造句

1. the processes of diffusion of heat and burning in three component continuous media with nonlinear conductivity and volume energy release are described by this system
   該方程組描述了一個(gè)具有三種連續(xù)介質(zhì)的燃燒過(guò)程及熱擴(kuò)散過(guò)程。
2. It's difficult to find diffusion of heat in a sentence. 用diffusion of heat造句挺難的