And the hardness of the weld account for 70 percent of the main body material.

同时发现焊接区的硬度约为母材硬度的70%。

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Main body materials used is the highest stainless steel 316l as main body material.

主要阀体材质使用的是最高级的不锈钢316l做为阀体主材质。

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The uniforms will have "the MacDonald stamp;a tight waist and sharp silhouette.The main color will be navy and I'll be using lots of stretch material, which helps define the body.

制服将体现出"麦克唐纳标牌：束腰，轮廓突出，主色调为海军蓝，并将大量使用有弹性的布料，从而突出优雅的身材。"

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The connective tissue is one of those four main types of tissue, they're supporting material - supporting tissues that surround other cells in the body and give the cell - and give the body much of its mechanical property.

结缔组织是四种主要组织类型中的一种,它们是支持物--是,包围在体内其它细胞周围的支持组织,并赋予身体大部分的机械性能

耶鲁公开课 - 生物医学工程探索课程节选

German carmaker BMW - SGL Automotive's only customer and owner of 49% of its shares - uses the material to produce body parts for the main cabins of its futuristic plug-in models i3 Megacity and i8 sports car, which will hit the road in 2013 and 2014.

BBC: Knitting and baking the cars of the future