burning-rate accelerator

例句：

1. 1.The burning-rate accelerator is a crucial component in the process of combustion.
   燃烧速率加速器是燃烧过程中的关键组件。
2. 2. The accelerator has been found to enhance the rate of chemical reactions.
   发现该加速剂能提高化学反应的速度。
3. 3.The engineer used the accelerator to speed up the manufacturing process.
   工程师使用该加速剂来加快制造过程。