3.12 膨胀材料（expanding material）：当材料被浸入于水中其容积将膨胀。 3.13 固定物（fastening）：机器机构击缚两个或更多玩具的组件连接一起，例如螺丝。
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低膨胀材料 low-expansion material
热膨胀材料 Negative Thermal Expansion ; NTE
负热膨胀材料 NTE ; Negative Thermal Expansion
膨胀性堵漏材料 expandable plugging additives
体积膨胀材料 volume expansive materials
膨胀性材料 intumescent material
可膨胀的金属材料 expandable metal
膨胀矿物材料 FLEXIBLE TUBING OF BASE METAL, WITH OR WITHOUT FITTINGS,MINERAL WOOLS
高膨胀系数材料 high-expansion material
用二氧化碳激光快速凝固技术合成了负热膨胀材料钨酸钇。
A negative thermal expansion material of yttrium tungstate was synthesized by rapid solidification with a CO2 laser.
零膨胀材料对提高航空航天结构和电子设备等的热几何稳定性有重要意义。
Materials with zero thermal expansion coefficients benefit to improve the geometrical stabilities of aeronautic and astronautic structures and electric equipment under great temperature changes.
此外还公开了由上述吸油膨胀材料和吸油吸水膨胀材料制成的密封件和封隔器。
Both sealer and packer are made of said oil-absorbing expansion material as well as oil and water-absorbing expansion material.
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