Except for a small length of web at the first fracture location, none of the cracks exhibited a brittle fracture mode of crack propagation.是什么意思_Except for a small length of web at the first fracture location, none of the cracks exhibited a brittle fracture mode of crack propagation.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句