combination ladder

Grassl and types with environmental relations in middle zone of northern slop of Tianshan Mountains;

天山北坡中段草地类型的生态梯度组合格局与环境分析研究

Preparation and volume deformation characters of high-performance concrete based on gradient combination design

基于梯度组合设计的高性能混凝土制备及体积变形特征

Microtructure Evolution of Al-In and Cu-Pb Monotectic Alloys Directionally Solidified in High Temperature Gradient;

高温度梯度定向凝固Al-In和Cu-Pb合金组织演化

The preparation and solidification structure of 20wt% Mg_2Si/Al gradient composites

20wt% Mg_2Si/Al梯度复合材料的原位合成和凝固组织

Microstructure and Property of eutectic superalloy directionally solidified under high temperature gradient;

高梯度定向凝固共晶高温合金的组织与性能

Study on Self-organized Gradient Materials of Fluorirated Acrylate Polymers Prepared by Emulsion Method;

乳液法制备含氟丙烯酸酯聚合物自组织梯度材料

Fabrication, Microstructure and Mechanical Behavior of Functionally-Graded SiC Particulates Reinforced Al Matrix Composites;

梯度分布的SiC颗粒增强铝基复合材料的制备，组织和力学行为

The Microstructure and Properties of Cu-Cr In-Situ Composites under the Tecnology of High Temperature Gradient Directional Solidification;

高梯度定向凝固Cu-Cr自生复合材料的组织与性能

Research on Using “Effective Gradient and Sorting Method” to Optimize Loan Items Combination;

利用有效梯度排序法优化贷款项目组合方法研究

STUDY ON MECHANICAL PROPERTIES AND MICROSTRUCTURE OF GRADIENT FUNCTIONAL LAYER PREPARED BY CO_2 SURFACING WELDING WITH ELECTROMAGNETIC STIR

CO_2+电磁搅拌复合堆焊梯度功能层的微观组织及性能研究

Microstructure and properties of laser clad WC-Ni base superhard gradient composite coating

激光熔覆WC-Ni基超硬梯度复合涂层的组织与性能

Technical Panel on Ocean Energy (Tidal and Wave Power and Thermal Gradients)

海洋能(潮汐波力和温度梯度)技术小组

A Comparative Study on Influence on Plant Communities and Mutual Species and Response to Different Temperature Gradient and Combination of Water and Heat in Inner Mongolia Steppe Region of Temperate Zone;

不同温度梯度及其水热组合对温带草原群落与共有种的影响及其响应的比较研究

Centrifugal Casting Hypereutectic Al-Si Alloy Particle Distribution Gradient Sudden Cylinder Liners Composite Materials Technology and Properties

过共晶铝硅合金颗粒骤变分布梯度复合材料筒状零件离心铸造工艺及组织性能研究

Study on Microstructure and Performances of TiHA FGM with Low Fraction of HA;

低HA含量TiHA梯度材料组织及性能研究

Chemical and Microstructural Characteristics of W-Mo-Ti Gradient Materials

W-Mo-Ti梯度材料的成分和组织特征

Finite Element Analysis of Automatic Ladder Based on Combination Plane and Beam;

基于板梁组合的自动扶梯有限元分析

Microstructures and Properties of Cylindrical Parts of SiCp Reinforced Al Matrix Leaping Functionally Graded Materials Manufactured by Centrifugal Casting

离心铸造SiC颗粒增强铝基骤变梯度功能复合材料筒状零件的组织及性能研究