Reasons for the Pumping of Water and Sand from the Settlement Cracks of the Yellow River Diversion Dam in Heigangkou and the Countermeasures是什麼意思_Reasons for the Pumping of Water and Sand from the Settlement Cracks of the Yellow River Diversion Dam in Heigangkou and the Countermeasures在線翻譯_英語_讀音_用法_例句