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回復 69# fy789

Computing can't solve all the problems...

CAD/CAM are just tools, they would advance the speed, check for conflicts, and good in trial and error. But they still cannot substitute ideas... Comparatively, with the aid of CAD/CAM, design works can be done more precise, efficient, and ultimately lower the design cost. I can't see why you are telling they are expensive... It only occupy a portion, not the biggest piece of the pie...

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回復 72# fy789

Not so bad for 50M$ on S/W in a 1K man engineering firm if you know how much they earn compare to how much they save...

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本帖最後由 peter236 於 2011-1-10 21:25 編輯

The J-20 has just successfully flown in public.

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The J-20 has just successfully flown in public.
peter236 發表於 2011-1-11 13:24

成功著落?

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成功著落?
mcjohnjohn 發表於 2011-1-10 21:42


Yes ah.

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Yes ah.
peter236 發表於 2011-1-11 13:43

有冇順便試射下d 飛彈?

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本帖最後由 peter236 於 2011-1-10 21:52 編輯







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