specific surface area

• 比表面积

specific surface area的用法和样例：

例句

1. The main features of CNTs contain highly-perfect graphitization structure and high specific surface area.
   兼具高石墨化程度以及高比表面积是奈米碳管的特性。
2. Theresluts show that four coals have similar changes in BET surface area with pyrolysis temper-ature.
   结果表明，不同煤种的比表面积在热分解过程中其变化有着相似的规律。