例句與造句

1. After the floatation test of high phosphor content iron ore , we have selected the floatation technology
   對于黑鷹山的部分高磷富礦進(jìn)行浮選方案脫磷試驗，確定了浮選流程。
2. It's difficult to find floatation test in a sentence. 用floatation test造句挺難的