light weight material partition 轻质隔断
light-weight heat insulating material 涵义轻质保温材料
light-weight wall material 轻质墙体材料
The price of lightweight material such as aluminum is higher than steel, so using two kinds of materials can optimize quality and price together.
铝等轻质材料的价格比钢材高，因此使用两种材料的搭配可以达到质量和造价的优化。
参考来源 - 汽车用钢板铝板胶接性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The plane's steel structure was used for load-bearing walls, while the light-weight aluminum shell and wings were reappropriated as roofing material and exterior walls.
飞机的钢结构被用作承重墙，而轻量级的铝外壳和飞机翅膀则被回收利用成屋顶材料和外墙。
Use aluminum alloy cylinder material, light weight, beautiful appearance.
气缸选用铝金材料，重量轻、外形美观。
Experiment results showed that the newly developed material is soft, high insulation, and light weight, which can meet the requirement of protection device on main body packaging material.
实验结果表明，该材料的质软、高阻隔、质轻等良好性能，能满足防护装置对其主包体材料的需求。
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