When an occlusal load is on the ipsilateral molars, there is a reversal result of the stress direction in the upper line of the mandibular angle.是什么意思_When an occlusal load is on the ipsilateral molars, there is a reversal result of the stress direction in the upper line of the mandibular angle.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句