Surface alloying is a new technique by which castings will produce a surface layer of special properties during their solidification.
表面合金化是在铸件的凝固过程中一次实现具有特殊性能表层的新型工艺。
Special glue is used on the surface of specimen , forming welding defect, which has little influence on microstructure and mechanical properties of joint.
待焊表面涂抹专用密封胶后，可形成结合线伸入缺陷，但对接头组织和力学性能影响不大。
Porous materials have attracted more attention because of its large BET surface area, low density and other special properties.
多孔材料由于其具有表面积较大、相对密度较低等特殊性质，近年来受到了越来越广泛的关注。
The surface plasma resonance peak positions is influenced by the size, shape, metal composition and surrounding medium, the special properties can apply in many areas.
通过控制金属纳米粒子的尺寸、形貌和结构，可调节其表面等离子体共振峰位，使其在众多领域具有广泛的应用前景。
The surface plasma resonance peak positions is influenced by the size, shape, metal composition and surrounding medium, the special properties can apply in many areas.
通过控制金属纳米粒子的尺寸、形貌和结构，可调节其表面等离子体共振峰位，使其在众多领域具有广泛的应用前景。
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