什么是4GD， What is 4GD? NX9.0有何新的优势？

mildcat

What is 4GD?
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NX 8.5 introduced the fourth generation of design (4GD) and NX 9 enhances the existing 4GD functionality.
" w; f  ~2 E& \2 }/ x4GD 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.

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/ G3 J+ \& n0 ]- S9 Q4 BIn 4GD, design elements replace traditional assembly components. Unlike assembly components, each design
6 d% D6 P0 ?' S% G6 Q; eelement is an independently managed occurrence with its own position, access privileges, attributes, revision
history, unit effectivity, and locking status.
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3 D: s& l+ j  f8 ~) w4 e: N) ~5 |8 pThis means that when you check out any design element, it is displayed in its correct product location, without the
9 G7 u, K) i! z2 b6 Xneed to check out a parent assembly.
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