fact, main problem in these designs prototypes are produced. the fluid : pipelines than holes in a difficult to decide the geometric manifold structure of a block with a great number interpenetrating holes. Unless one has tried, this concluded to easy deceptively simple outward

doi:10.4324/9780203223475-213

Chapter

fact, main problem in these designs prototypes are produced. the fluid

ABSTRACT

In fact, main problem in these designs is to layout the geometric structure exactly. Computer aided 3D modelling could give us a good help when some application-specific facilities have been developed.