您要查找的是不是:
- Study Progresses and Prospect on The Ecological Characteristics of Soil-inhabiting Microorganism in Soil Forming Process of Aeolian Sand Soil. 风沙土成土演变过程中土壤微生物生物学特性研究进展与展望
- Study Progresses and Prospect on The Ecological Characteristics of Soil-inhabiting Microorganism in Soil Forming Process of Aeolian Sand Soil 风沙土成土演变过程中土壤微生物生物学特性研究进展与展望
- soil forming processes 土壤形成过程
- soil forming process 土壤形成过程,成土作用
- A leached soil formed mainly in cool, humid climates. 灰壤,灰化土一种淋洗的土壤,主要形成于阴凉而湿润的地带
- The karstification had decided the red clay characteristic in the early time in soil forming process and the matter origin is different from soil types formed by other rock series; 岩溶作用决定了红粘土的成土早期和物质来源的特点不同于其它岩石形成的土类;
- Forming process and related parameters of the SMC were introduced. 给出了片状模压料SMC的成型工艺参数以及压塑成型过程。
- The karstification had decided the red clay characteristic in the early time in soil forming process and the matter origin is different from soil types formed by other rock series ; 岩溶作用决定了红粘土的成土早期和物质来源的特点不同于其它岩石形成的土类;
- This paper introduced the sheet metal layered incremental forming process. 摘要本文介绍了金属板材分层渐进成形技术。
- Graduate in Junior College or above, major in plastic forming process. 注塑成型工艺大专或以上学历。
- East Indian tree that puts out aerial shoots that grow down into the soil forming additional trunks. 东印度一种树,树枝上长出气生根,向下深入土壤中,形成附加的树干。
- FEM simulation of sheet metal layered forming process has been introduced. 介绍了金属板料分层渐进成形过程有限元模拟。
- The river sittings in these basins which serve as the main soil forming materials form gentle flat topography. 与黄土高原西部有很大的差异,主要表现为境内多山,而又多山间盆地。
- The systematology is one of theories on oil and gas pool forming process. 系统论是成藏作用研究的重要理论基础之一。
- Then the forming process and traits of financial canters are discussed. 具体分析了金融中心的形成途径和特点。
- Forming process of ventilated supercavity was recorded and analyzed. 详细分析了通气超空泡的生成和发展过程;
- A people can get the run of the software theory and optimize the A forming processes. A方人员能掌握软件原理和优化A方的成型工艺。
- The forming processes with different path overlapping angles are analyzed and compared with the experiment results. 模拟分析了不同叠加角度条件下的多周期熔射成形过程并与实验结果进行了比较.
- A model is established to simulate elastic binding on dynamic explicit FEA of sheet metal forming processes. 针对弹性压边建立了一个力学模型,用于板料成形的动力显式有限元模拟。
- Among the three forming processes, gelcasting and slipcasting can obtain chip thermistors with better PTC effect. 注凝成型和注浆成型工艺所制备瓷片的PTC性能稍优于轧膜成型。