什么是4GD， What is 4GD? NX9.0有何新的优势？

mildcat

What is 4GD?

NX 8.5 introduced the fourth generation of design (4GD) and NX 9 enhances the existing 4GD functionality.
: T0 J0 V% n# s4GD represents a major change in how NX product assemblies are stored and managed in Teamcenter, and how they
. A- i7 ^7 B; yare checked out and used in NX.
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In 4GD, design elements replace traditional assembly components. Unlike assembly components, each design
: m4 U/ T4 z7 u3 selement is an independently managed occurrence with its own position, access privileges, attributes, revision
history, 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
% x* S7 U2 ]0 S4 p# C- \6 w5 Gneed to check out a parent assembly.