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.
% G+ |3 Q9 ?# J4GD represents a major change in how NX product assemblies are stored and managed in Teamcenter, and how they
7 D: Z( m1 \( rare checked out and used in NX.

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2 ?1 X- V7 g% i$ S0 O3 XIn 4GD, design elements replace traditional assembly components. Unlike assembly components, each design
8 v. A2 d* M4 g' U' a' l7 Yelement is an independently managed occurrence with its own position, access privileges, attributes, revision
# m2 [. @( g8 Fhistory, unit effectivity, and locking status.
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This 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.
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