特征峰： 凡能用于鉴定原子基团存在并有较高强度的吸收峰一特征峰。 其对应的频率称为特征频率。 相关峰： 一个基团除了特征峰以外，还有许多其它振动形式的吸收峰，这些相互依存而又相互可以佐证的吸收峰 — 特征区(4000- 1330 cm-1，也称为官能团区): 官能团的特征吸收大多出现在官能团区; 指纹区(1330- 650 cm-1): 有关的分子精细结构特征，如取代类型、几何异构、同分异构在指纹区可以观察到
Explore more quotes
Puerto Ricans who find they can no longer afford to keep their pets often choose to drop their dogs, sometimes even whole litters of puppies, at a beach - sometimes under cover of night, in secret - rather than surrender the animal to a city or state-run shelter where the animals will face grim conditions and almost certain death by euthanasia.
We should always remember that it is by His invitation that we come to His holy house, the temple of the Lord. We should respond to His invitation by being worthy, by being prepared, and by having the temple as a priority in our lives. While in the temple we should act as if we are in His holy presence.
I auditioned for 'Loving' two years before we started shooting, so in the hopes that I would be playing Mildred, I watched it again. Also it's one of the best documentaries I've seen. I found this couple interminably fascinating; even if I didn't get the part, I just wanted to know more about them and their story.