ageing boundary中文什么意思

老化界限

• ageing:    n. 1.变陈；成熟；【化学】老化。 ...
• boundary:    n. 边界，疆界，限界 (betwe ...
• accelerated ageing:    加速成熟; 加速老化; 快速陈化; ...

例句与用法

1. Abstract : based on the isotopic dating data of volcanics and recent research achievements of age boundary between jurassic and cretaceous systems , it is suggested that the volcanic series in shengyuan basin must be attributed to lower cretaceous
   文摘:本文根据盛源盆地火山岩同位素年龄数据和侏罗-白垩系界线年龄的最新研究成果，认为盛源盆地火山岩系的地层时代应属早白垩世。