gravimetric

例句：

1. 1.The gravimetric analysis of the sample is crucial for determining its composition.
   样本的质量分析对于确定其组成至关重要。
2. 2. The gravimetric method is used to measure the mass of a substance.
   重力法用于测量物质的质量。
3. 3.The gravimetric measurement of the sample was inconclusive due to the small size of the sample.
   由于样品尺寸较小，对样品进行质量测量的结果不明确。