initial ratio造句

例句与造句

1. Given the decay rate of 26al , the lower initial ratio in the chondrules implies that these objects formed between one million and two million years after the creation of the refractory inclusions ( assuming that the radioisotope was indeed homogeneously distributed in the early solar system )
   以铝26的衰变速率估计，这些球粒的初始比值较低，表示它们是在耐火包体产生后100 ~ 200万年才形成（假设铝26在早期太阳系中确实是均匀分布的） 。
2. It's difficult to find initial ratio in a sentence. 用initial ratio造句挺难的