Heme, a complex heterocyclic compound, is an organic molecule derived from porphyrin with an iron atom at the centre.
血红素(一种复杂的杂环化合物)是来自中心含铁原子的的一种有机分子。
And there are 8 kinds of main components in liquid fuel, which belong to higher olefine hydrocarbon, acetylene series, heterocyclic compound and polycyclic organic matter.
从收集到的液体燃料中检测出8种主要物质，分别为高级烯烃、炔烃、杂环化合物和多环有机物。
It is a heterocyclic compound, containing a pyridine ring; its chemical formula is C10H14N. Nicotine is the chief addictive ingredient (see drug addiction) in cigarettes and cigars and in snuff.
尼古丁为杂环化合物，含啶环，化学式为C10H14N，是纸烟、雪茄和鼻烟中的主要上瘾成分。
The invention discloses a plant of pseudomonad and the application thereof in the biological removal of nitrogen heterocyclic compound.
本发明公开了一株假单胞菌及其在生物去除含氮杂环化合物中的应用。
It is a heterocyclic compound that is found in small amounts in most proteins.
它是杂环化合物，在多数蛋白质中都有少量存在。
An organic coordination (complexing) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinate covalent bonds.
一种配位(络合)化合物，其中的金属离子与氮、碳或氧等非金属原子结合生成有配位共价键的杂环。
Hexahydroxy N-containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.
合成了无硫、磷的六元含氮杂环化合物添加剂。
The heterocyclic compound can be applied in the field of pesticide.
这类化合物有可能应用于农药领域。
Tetrazole is the unsaturated energetic heterocyclic compound with high nitrogen content and good stability leading to the high energy yet low sensitivity materials.
四唑属富氮且稳定性较好的化合物，。是目前研究较多的高能钝感含能材料。
Tetrazole is the unsaturated energetic heterocyclic compound with high nitrogen content and good stability leading to the high energy yet low sensitivity materials.
四唑属富氮且稳定性较好的化合物，。是目前研究较多的高能钝感含能材料。
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