什么是4GD， What is 4GD? NX9.0有何新的优势？

mildcat

What is 4GD?

* k* }* Q2 }; f& m: MNX 8.5 introduced the fourth generation of design (4GD) and NX 9 enhances the existing 4GD functionality.
+ i. P6 ?' ^' v4 Z4GD represents a major change in how NX product assemblies are stored and managed in Teamcenter, and how they
are checked out and used in NX.
9 b  f& a9 w5 q# D6 T. L/ }0 c
$ t  l( k9 _* x. p# o
0 `/ x) T6 u! b+ G9 V, aIn 4GD, design elements replace traditional assembly components. Unlike assembly components, each design
: l4 t3 M, i- [element is an independently managed occurrence with its own position, access privileges, attributes, revision
history, unit effectivity, and locking status.
* n+ T7 B. h* ?$ M0 X

1 a- c! i$ {0 v7 WThis means that when you check out any design element, it is displayed in its correct product location, without the
need to check out a parent assembly.