However, for the specimen that has a sharp notch close to an ideal crack, the measured fracture toughness is not sensitive to the specimen geometry.是什么意思_However, for the specimen that has a sharp notch close to an ideal crack, the measured fracture toughness is not sensitive to the specimen geometry.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句