hypostoichiometric

例句：

1. 1.The chemistry of this compound is complex and requires precise measurements.
   这种化合物的化学性质复杂，需要精确测量。
2. 2. In chemical engineering, the hypostoichiometric ratio is crucial for determining optimal conditions.
   在化工工程中，化学计量比对于确定最佳条件至关重要。
3. 3.The study of hypostoichiometric reactions has led to significant advancements in materials science.
   研究化学计量反应已经显著推动了材料科学的进步。