本帖最后由 动静之机 于 2013-11-19 10:19 编辑 8 H7 A& a0 b& |7 _9 N
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5 w2 ?/ M G; E4 e7 a" f( i# u, M官网介绍:
8 n: J* x( N1 |5 G/ Y8 [http://www.barriersystemsinc.com/how-it-works9 U7 b3 G, k2 V$ S$ S# X
, M9 q2 P. k' I视频:(需耐心等待半小时缓冲,呵呵)
% v7 _3 r% b. R3 |8 b1 A2 ahttp://www.snotr.com/embed/12218; s3 \, G- C- m$ G4 t4 I, B8 I
4 o$ K- H0 o' p& V资料: o) e4 ]4 v- ~" N+ A
http://www.teamconference.org/2013/Moveable_Concrete_Barrier.pdf.pdf; y/ v' K$ A4 i& I3 H$ x3 u
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