t/tľRed Oak,/יľWhite Oak,ˮ/ϞľWhite ASH,S/Z鱣Poplar,ɳľľ}񣬗ľ......">

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 ȥЇľI(y)ϢW(wng)퓿 | ُ | | | ҹ WOOD168ȫվ:
 
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 ҪaƷMľģģtRed Oak,White Oak,ˮWhite ASH,SPoplar,ɳ}񣬗ľ
 
 
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  @l(f)˾„ӑB(ti)Ĺ@Srl(f)µ؛Ϣ˾չA桢Ҫ•Ϣÿl250ԃȡՈcW(wng)վײġڡ[ЇľI(y)ϢW(wng)İl(f)]


  ľI(y)ϢW(wng)ȫƳľI(y)W(wng)վܺ܏󣬲ܺՈcW(wng)վײġڡÌپW(wng)վL[ЇľI(y)ϢW(wng)]
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    t/tľRed Oak,/יľWhite Oak,ˮ/ϞľWhite ASH,S/Z鱣Poplar,ɳľľ}ľ2.Ҏ(gu)

    ȣ4/41 =2.54cm.

     5/4 1.25 =3.2cm.

     6/4 1.5 =3.8cm

     8/4 2 =5cm

    ȣRW(Ȼ4+ )

    LȣRW(ȻL4+ )

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ɭľI(y)޹˾BľI(y)I ЇľI(y)ϢW(wng)ṩg֧ һθ2016-3-21 21:26:37