But chitin deposits never build up on the sea or forest floor.
但是，甲壳素沉积从来没有积累成海洋或森林有机质层。
Studies on the Transport Behavior and Mechanism of Metal Organic Bi-layer Thin Film;
金属有机双层膜传质规律及其机理研究
Effects of Different Manure Sources on Soil Characters in Upland Red Soil
不同有机肥源对红壤旱地耕层土壤性质的影响
Influence of Subtropical Forest Ecosystems Types on Spatial Heterogeneity of Surface Soil Organic Carbon
森林类型对土壤表层有机碳空间异质性的影响
The beds, rich in organic material from which hydrocarbons originated, are called source beds.
富含能够产生碳氢化合物的有机物质的地层叫做生油层。
Study of Forming Mechanism of High-quality Reservoir and Favorable Target Forecasting in Cretaceous Sandstone in Kuqa Depression, Tarim Basin;
库车坳陷白垩系优质储层形成机理与有利储层分布预测
Characteristics of the Soluble Organic Matter and Sedimentary Organic Facies of Deep Source Rocks in the Dongying Depression;
东营凹陷深层烃源岩可溶有机质特征与沉积有机相划分
The Heterogeneous of Soil and Sediment Organic Matter from Pearl River Delta;
珠江三角洲地区土壤和表层沉积物有机质的非均质性研究
Its absorption mechanism is as follows: the enlargement of interlayer space to better the absorption of organic substances and to quicken filtration speed.
吸附机理为通过增加大层间距,提高吸附有机物质,加快过滤速度。
Application of Organic-inorganic Hybrid Nano-material for Conservation on Iron Arrows of Han Dynasty
有机-无机杂化纳米TiO_2防护涂层在汉代铁质箭头上的应用
They do not have an illuvial horizon enriched with either silicate clay or with an amorphous mixture of aluminum and organic carbon.
没有富含硅酸盐粘土或铝－有机碳非晶质混合物的淀积层。
fluid bed heavy medium separator
流化床层重介质分选机
The intercalations are divided into five types, such as muddy intercalation, silty intercalation, calcareous intercalation, marly intercalation, and gravel intercalation.
夹层类型主要有泥岩夹层、粉砂质泥岩夹层、灰质夹层、泥灰质夹层和砾石质夹层5种。
Study on Organic Geochemistry of the Siliceous Rocks of Taiyangding Group---The Source Bed of Laerma Gold Deposit
拉尔玛金矿矿源层──太阳顶群硅质岩的有机地球化学研究
A Study on the Organic Composition and Distribution in Surface Sediments from the Gulf of Mexico and South China Sea;
墨西哥湾—南海海底表层沉积物中有机质组成与分布特征研究
Study of Organic Matter Structural Characters and HOCs Sorption Model in Surface Sediments from Pearl River;
珠江表层沉积物中有机质结构特征与HOCs吸附模式研究
A Study on Sources of Different Grain-Sized Fractions of Organic Matter in the Surficial Sediments from the Northern South China Sea;
南海北部表层沉积物不同粒级组分中有机质的来源研究
Study on the Light Emission Properties and Design of Organic Light Emitting Diodes (OLED) and Other Layered Nanostructures;
有机发光二极管（OLED）及其他层状纳米结构的发光性质与设计研究