ash content test

• 灰分含量测定

ash content test的用法和样例：

例句

1. The efficiency of the elimination of such minerals is measured by the ash content of the residual kerogen.
   这些无机物的消除程度是用剩余油母质的灰分含量来测定的。
2. The crude protein contents of Medicago sativa was increased, and the crude ash contents of Medicago sativa was remarkably affected.
   提高粗蛋白质含量，显著影响粗灰分含量。