在这海风送爽的金秋十月,第七届全国MTS材料试验学术会议在大连海事大学隆重召开了。我谨代表大连海事大学对大会的召开表示热烈的祝贺!对莅临大会的各位专家学者和各位来宾表示热烈的欢迎和诚挚的问候!材料是社会文明和科技进步的物质基础和先导,材料科学与工程的发展水平已成 In the autumn of this sea breeze autumn, the Seventh National MTS Materials Experimental Conference was held at Dalian Maritime University. On behalf of Dalian Maritime University, I would like to extend my warmest congratulations on the convening of the conference. I hereby extend my warm welcome and sincere greetings to all the experts, scholars and guests present at the conference! Materials are the material basis and precursor of social civilization and scientific and technological advancement, material science and The level of development of the project has become