Testing of wood ; determination of ultimate tensile stress parallel to grain 木材试验.与木料纹理平行的极限抗拉应力的测定
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Ultimate tensile stress 极限抗拉应力
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Wood . tensile parallel to grain . determination of ultimate tensile stress parallel to grain using small clear specimens 木材.平行于木纹的拉伸.用无瑕疵小试样做平行于木纹的极限拉伸应力的测定