标准试样: calibration sampleindex sampleproof samplereference test blockstandard samplestandard specimenstandard test ecimenstandard test piecestandard test specimen
Glass in building - determination of the bending strength of glass - coaxial double ring test on flat specimens with large test surface areas 建筑玻璃.玻璃弯曲强度的测定.有大试验表面的平试样的同轴双环试验
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Glass in building - determination of the bending strength of glass - coaxial double ring test on flat specimens with small test surface areas 建筑玻璃.玻璃弯曲强度的测定.有小试验表面的平试样的同轴双环试验