The Carbon and Nitrogen Cycles 碳循环与氮循环
carbon and nitrogen test 碳氮源试验
Root carbon and nitrogen 根系C和N
carbon and nitrogen sources 碳氮源
soil carbon and nitrogen cycle 土壤碳和氮循环
What about between the carbon and nitrogen?
那么碳和氮之间呢?
The results indicated that soil biomass carbon and nitrogen were remarkably influenced by fertilization.
结果表明:长期不同施肥处理对土壤微生物量碳和氮产生显著影响。
What particularly piques scientists' interest are the small amounts of heavier elements like lithium, carbon and nitrogen.
尤其让科学家感兴趣的是少量的锂、碳、氮等较重元素。
So in terms of the first step of skeletal structure, this is actually going to be easier because we don't have a central atom, we just have carbon and nitrogen here.
对于第一步画出骨架,其实比刚才更容易,因为我们没有一个中心原子,我们这里只有碳和氮两个原子。
However, for carbon and nitrogen we need 8 each.
但是,对于碳和氮,我们都需要八个电子。
What about between the carbon and nitrogen?
那么碳和氮之间呢?
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