9.11はアメリカ政府の内部犯行@国際17

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621名無しさん@お腹いっぱい。
NISTのWTC7報告書正式版(要約)での自由落下に関する記述

NIST NCSTAR 1A: Final Report on the Collapse of World Trade Center Building 7
ttp://wtc.nist.gov/NCSTAR1/PDF/NCSTAR%201A.pdf
(ttp://wtc.nist.gov/NCSTAR1/NCSTAR1Aindex.htm )

> In Stage 2, the north face descended at gravitational acceleration, as the buckled columns
> provided negligible support to the upper portion of the north face. This free fall drop continued
> for approximately 8 stories or 32.0 m (105 ft), the distance traveled between times t = 1.75 s and
> t = 4.0 s.
(p.45)

Figure 3?. Downward velocity of north face roofline as WTC 7 began to collapse.
(p.46)
622名無しさん@お腹いっぱい。:2009/09/09(水) 01:05:55 ID:HX5J3KGT
>>621
> Figure 3?

とは、Figure 3-15 のこと