The technology of forming and machining lump nano-materials has been investigated.Grinding, abrasive machining test has been conducted to Fe, Co, Ni and A1 lump
The variation of casting hot spot with proceeding of solidification and components of casting-mold system is studied by the technique of numerical simulation of
The traditional lumped parameter model of fluid pipe is introduced and its drawbacks are pointed out.Furthermore, two suggestions are put forward to remove thes