Dislocations are found to emit from the crack-tip during crack propagation and aredriven out of the crack tip area,leaving behind a dislocation free zone.是什么意思_Dislocations are found to emit from the crack-tip during crack propagation and aredriven out of the crack tip area,leaving behind a dislocation free zone.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句