只有仔细扎实地寻找砷的来源才能提供这方面的资料.Only a careful physical search for a source of arsenic can provide this information.砷的溶解度取决于其化学形态和废水的PH值.The soluble concentration of arsenic is dependent upon both chemical form and wastewater PH...

“砷的”的英语可以翻译为：[医] arrhenic，arsenical，arsenous ...