有机碳

研究结果表明，N、P肥的施用对土壤有机碳的累积表现为正效应，这一效应在耕层最为明显。

The applications of the N , P fertilizer increased the amount of SOC , especially in the plowed layer .

相对于其他类型的土壤而言，我国南方有些水稻土pH偏酸性，有机碳的含量也较高。

Generally speaking , the pH was acidic , and the amount of SOC was high in some paddy soils in the south of China .

CO2浓度升高对水稻根系分泌物的影响&总有机碳、甲酸和乙酸含量变化

Effects of CO 2 elevation on root exudates in rice

CO2红外分析仪在土壤有机碳矿化中的测试与应用研究

Application of CO_2 Infrared Analyzer to Measurement of Mineralization of Soil Organic Carbon

浙江煤山长兴阶有机碳δ~（13）C层序分布特征及古气候意义

Stratigraphic Distribution and Paleoclimatic Significance of Organic Canbon δ ~ ( 13 ) C in the Changxing Stage of Meishan , Zhejiang

矿石中As、Sb及有机碳含量较高。

The As , Sb and C contents are high in the ores .

在轮作体制下，平衡的施用NP能有效的提高土壤有机碳的含量。

Under cropping system , balanced fertilization could promote soil organic carbon content .

通过C（27）/C（29）甾烷和有机碳同位素来判断早古生代和前寒武纪的烃源岩的生物来源

Biological origin of Early Palaeozoic and Precambrian hydrocarbon source rocks based on c_ ( 27 ) / c_ ( 29 ) sterane ratio and organic carbon isotope

海水中溶解有机碳（DOC）的测定

A review on the determination of dissolved organic carbon in seawater

有机碳（C）、氯仿沥青“A”含量低，这与油气迁移以及后来遭受氧化、生物化学作用有关；

Low content of organic carbon ( C ) and chloroform extracted bitumen " A " is related to hydrocarbon migration as well as the oxidation and biochemism subjected afterwards .

东海陆架区沉积有机碳的δ~（13）C值呈现出一个较窄的数值范围（22.920.8×10~（-3）），说明它们主要是海洋性来源。

Sedimentary organic carbon in the East China Sea exhibits a relatively narrow δ 13C range ( - 22.9 to - 20.8 × 10-3 ), suggesting a dominant marine source .

在全球碳预算研究中，青藏高原高寒草甸土壤有机碳库不可忽视。随着全球变暖，表层土壤有机碳分解释放的CO2将增加。

Soil organic carbon pool of the alpine meadow is ignorable in the carbon budget both of the globe and China .

广州市夏季室内外PM（2.5）中有机碳、元素碳的分布特征

Characterization of indoor / outdoor organic and elemental carbon in PM_ ( 2.5 ) during summer in Guangzhou city

相同pH下，随着HA有机碳浓度的增加，三种固体吸附剂对HA的吸附百分率减小。

When pH remained the same the percentage of HA in the adsorption decreased with the increase in organic carbon concentration of HA .

并借助紫外&可见光谱（UV-VIS）和总有机碳（TOC）分析了染料脱色降解的反应过程。

In addition , the process of degradation was shown by UV-Vis spectrum and TOC .

厦门湾水体中颗粒有机碳的垂向输出通量：~（234）Th/~（238）U不平衡的应用

Particulate organic carbon export fluxes estimated from ~ ( 234 ) Th / ~ ( 238 ) U disequilibria in the Xiamen Bay

土壤侵蚀强度与土壤有机碳的流失程度呈显著的线性正相关（P0.01）。

They had a significant linear correlation between the loss degree of soil organic carbon and erosion intensity during rainfall .

~（234）Th示踪法测定北太平洋西北海域冬季真光层中颗粒态有机碳输出通量

Particulate organic carban fluxes from euphotic zone estimated with ~ ( 234 ) Th deficiency in winters in the northwestern North Pacific Ocean

探讨了沉积物总有机碳（TOC）与重金属不同形态之间的关系。

The relationship between TOC and speciations of heavy metals in the sediments was also explored .

通过DEM得出了乌鲁木齐河上游土壤有机碳的三维分布情况，比之前的研究直观准确。

DEM obtained by the Urumqi River upstream of soil organic carbon in three-dimensional distribution of visual accuracy than previous studies .

TOC会计总有机碳不确定度评价

Evaluation of uncertainty in TOC

对于大部分疏水性化合物（0.5logP7.5）来说（logP为辛醇/水分配系数），有机碳的含量在土壤吸附中起主要作用，所以土壤吸附系数与辛醇/水分配系数呈线性相关。

For most of hydrophobic compounds ( i.e. 0.5 log P 7.5 ), organic-carbon content play dominant role in soil sorption and sorption coefficient is linearly related to octanol / water coefficient .

不同粒径大气颗粒物中有机碳（OC）和元素碳（EC）的分布

Study on the Size Distribution of Organic Carbon ( OC ) and Elemental Carbon ( EC ) in the Aerosol

不同水处理工艺对可同化有机碳（AOC）的去除特性研究

Removal of assimilable organic carbon ( AOC ) by different water treatment processes

混合营养培养中光照强度及有机碳源对Spirulinaplatensis生长率的作用

The influence of light intensity and organic carbon sources on the growth rate of Spirulina platensis in mixotrophic culture

地形和土地利用类型交互作用对土壤剖面有机碳含量影响达极显著水平（P0.01）。

The interaction between topography and land uses very significantly ( P0.01 ) influenced soil profile organic carbon content in hilly-gully region on the Loess Plateau .

讨论了水的回收技术、总有机碳（TOC）减低技术和安装／配管中的零污染的可能性。

The technologies for the recovery of ultrapure water , reduction of TOC , and contamination-free installation and piping are presented .

当进水有机碳源浓度较低时，需要以进水COD浓度及C/N值共同来表示系统的脱氮能力。

At the lower concentration of organic carbon source in influent , both influent COD concentration and C / N ratio are required to show the denitrification capability .

进一步研究结果表明，成矿流体中矿化剂∑co2主要来源于中新生代与区域深大断裂有关的幔源脱气作用，同时伴有壳源有机碳来源；

It is indicated that the mineralizer mainly comes from mantle degassing related to the regional deep faults , and part of carbon comes from organic matter in the crust .

水库中浮游植物光合作用增强，对有机碳的贡献增加，DOC是有机碳的主要形式。

There are stronger plankton activities in the reservoirs , leading to more contributions to organic carbon , and DOC is dominated there .