rate of decomposition的用法和樣例：
例句
- It shows that alkane decomposes the least , and the rate of deactivation is the slowest.
其中飽和烷烴分解率最小，催化劑失活速率最慢，為較佳的反應介質。 - The decomposing rate at different temperature can be obtained by putting CaSO4 to high temperature area directly, which used the improved auto-sulfur-fixation instrument.
摘要採用改進后的自動定硫儀，把硫酸鈣直接放到高溫區，測出不同溫度下的硫酸鈣分解率。
