Initial Quantity Order

• 初始量级

Initial Quantity Order的用法和样例：

例句

1. Differ by an order of magnitude.
   相差一个量级。
2. Times of this order are deduced directly by measuring the length of the particle track in a bubble chamber.
   这样量级的时间是通过测量粒子在气泡室中径迹长度直接得到的。