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1)  rhizodeposition
根际碳沉积
2)  rhizodeposition
根际沉积
1.
Rhizodeposition and its role in carbon cycling in plant-soil system.;
根际沉积及其在植物-土壤碳循环中的作用
2.
The carbon cycling in rhizo microecological (rhizosphere microecological) system was summarized The distribution and the fate for carbon in rhizo microecological system were discussed The interrelations among rhizodeposition, its influencing factors and carbon balance in rhizo microecological system were analysed The related research emphases were put forward in the pape
着重讨论了碳在根际微生态系统中的分配和去向 ,分析了根际沉积及其影响因素与根际微生态系统中碳素平衡之间的关系 ,并提出了今后有关研究的若干重
3)  Rhizosphere sediments
根际沉积物
4)  carbon deposition
碳沉积
1.
Simulation of carbon deposition conditions in a methane or acetylene flame based on mechanisms of chemical transport reaction;
基于化学传递反应模拟甲烷和乙炔燃焰中碳沉积的条件
2.
The effect of carbon deposition condition on gas permeability and selectivity through the membrane was investigated.
以一定浓度的酚醛树脂溶液对炭膜基板进行碳沉积处理,考察碳沉积条件对所制备的分子筛炭膜气体分离性能的影响。
3.
The results showed that when NTA was treated in CO at high temperature,the carbon doping in product TiO2 did not appear,only carbon deposition on TiO2 appeared;the BET areas of the products decreased markedly with the increase of treating temperature;The transformation temperature from anatase to rutile for TiO2 obtained by CO treatment was much lower than that obtained by air treatment.
结果表明:NTA经CO高温处理后,样品未发生C掺杂,只有碳沉积发生;随着处理温度的升高,样品的比表面积大幅下降,与NTA在空气中焙烧处理相比,由锐钛矿向金红石TiO2转变的温度提前;CO处理后产物对C3H6均未表现出可见光催化性能,但具有紫外光催化活性,随着在CO气氛中处理温度的升高,紫外光催化活性降低。
5)  carbonaceous deposit
碳沉积物
1.
The content of insoluble carbonaceous deposit and the C/H mole ratio on the catalyst surface increased with the time on stream.
随着反应时间的延长 ,催化剂表面碳沉积物的含量逐渐增多 ,不饱和度逐渐增大 ;χ Fe5C2 的含量逐渐增多 ,Fe3 O4的含量逐渐减少并趋于稳定 。
6)  carbon deposition area
碳沉积区
1.
The carbon deposition area was pr.
利用俄罗斯科学院研制的CVD(chemicalvapordeposition)软件计算了在101×103Pa和700K~1500K烃催化热解以及在101×103Pa和700K~1200KCO催化热解影响碳沉积率的因素,并根据碳沉积相边界点的反应物组成绘制了碳沉积边界曲线,预测了碳沉积区,计算结果对多壁碳纳米管的制备提供了有关的信息。
补充资料:化学气相沉积碳纤维
分子式:
CAS号:

性质:又称化学气相沉积碳纤维。指特定混合气在高温下热解沉积在催化剂微粒上成长成碳纤维。直径几微米,强度高达其理论值的1/4,模量高达1000GPa,电阻率0.8~1.5×10-4Ω·cm,抗氧化和耐腐蚀性优良。制法是将碳氢化合物的蒸气与铁、镍、硫及其氧化物或盐类微粒等催化剂源和氢氧接触,在1100℃下热解使碳沉积并在催化剂上成长,再经石墨化处理而得,也可制成弹簧状。用于先进复合材料的增强剂和弹簧等。

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