有的可以,有的不行
有机氮源,一般都可以
无机氮源一般不可以,但硝化细菌的氮源为氨可为硝化细菌提供能量
猜你喜欢
- 1——Where did you met Tom?——It was on the farm_____his father worked.A.that B.where 选B 为什么
- 2be ready for和get ready for有区别吗?请举例并说明一下,get ready for前用加be吗?
- 3He was asked to show her the same respect __they would to me.a that b which c as d like
- 4I met Mrs Smith yesterday in the street___son is in the army mow.
- 5sally is my friend.she is a singer. she( ) very well.
- 6若关于x的方程ax的a的绝对值次方-x的a的绝对值次方+5=0是一个一元一次方程,则a的值是
- 7若关于x的不等式(-x²/2)+ax>-1的解集为{x|-1<x<2},则实数a=()求详解,要步骤.谢谢
- 8按照原文的顺序排列以下句子,将正确的序号顺序写在横线上
- 9已知集合A={x|x2-2x-8<0},B={x|x2+2x-3>0},C={x|x2-3ax+2a2<0}试求实数a的取值范围使C⊆A∩B.
- 10LED串联并联电阻所起的作用