短語詞組短語brittle fracture strength 脆斷強度brittle e strength 抗脆裂強度Griffith theory of brittle strength 格裡菲斯強度理論brittle materials tensile -strength tester 脆性材料抗拉強度測試儀brittle materials te ile -strength tester 脆性材料抗拉強度測試儀brittle e materials tensile -strength tester 脆性材料抗拉強度測試儀 返回 brittle strength