碳

In this paper, the reviews of chemical weathering, global carbon cycling and the interrelation among their characteristics as well as the studies on fluvial hydro-chemistry at home and abroad are included.

本文综述了化学风化作用与全球碳循环的研究现状，着重介绍了化学风化作用与碳循环的特征之间的相互作用关系，详细阐明了在二者的影响下国内外河流水化学的研究成果。

It is a new method that detecting the content of carbon in fly ash by photoacoustic effect.

应用光声效应来检测粉煤灰中碳的含量是一种全新的碳检测技术。

The effect of solidification condition on carbon macrosegregation of GCr15 bearing steel and the basic rule for its formation have been studied.

主要针对GCr15轴承钢凝固过程较易出现宏观碳偏析的现象，研究分析了宏观碳偏析形成的基本规律。

After treatment the solution with stable homogeneous dispersions of CNTs and CuSO4·5H2O was prepared. Then, glucose and formol were used as reductant to reduce the Cu2+ and Cu+ in order. After deoxidation, The CNTs and superfine Cu compound powders were obtained.

在这种碳纳米管悬浮液中加入五水硫酸铜，先后用葡萄糖和甲醛对铜实施还原，原位制备了碳纳米管-超细铜粉复合粉体。

According to the theoretical analysis and experimental results,it is concluded that the wind swirl and the fosse moat effect can also accelerate the concrete carbonization.Besides,wind pressure can generate secondary air field,which can also accelerate the concrete carbonization.

笔者在对贵州省贵阳铁路分局川黔线上一座使用了34 a的混凝土桥梁进行调研时发现，受风压影响较大面的碳化深度为一般面碳化深度的1.15倍，并在文献[2]中对这一结果进行了简单描述。

The carbon cycle is the cycle in which carbon is exchanged between the hydrosphere, atmosphere, biosphere, and geosphere of the Earth.

碳循环是循环中，碳是交换之间的水，大气，生物圈，地圈的地球。

In this paper, electrochemical behavior of p-cresol on MWNTs modified glassy carbon electrode was studied.

研究了对甲酚在多壁碳纳米管修饰玻碳电极上的电化学行为。

In the subtropical cropland soil, decompositionrate of organic carbon in paddy soil due to ground water is periodical water-logginghuangnitian＞gley huangnitian＞submerged huangnitian; decomposition rate of organiccarbon in dry land soil is vegetable soil in Nanjing＞red soil in Yujiang＞fluvo-aquic soilinYujiang.

亚热带农田土壤中，水稻土受地下水升降的影响，有机碳分解速率顺序：潴育黄泥田＞潜育黄泥田＞淹育黄泥田；旱地土壤有机碳分解速率曲线依次为：南京菜园土＞余江红壤＞余江潮土。

These reactions can conserve three of every four carbons diverted to glycolate by forming triose.

这些反应能把四分之三的乙醇酸的碳保存在三碳糖中。

It is also suitable for carbon arc gouging using up to 10mm diameter carbon electrodes.

它也适用于直径达10毫米的碳棒进行碳弧气刨。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。