1) materials having different coefficients of expansion
膨胀系数不同的材料
2) high-expansion material
高膨胀系数材料
3) low expansion material
低膨胀材料;低膨胀系数材料
5) expandable material
膨胀材料
1.
A new technology on filling in and sealing against leak with expandable materials is introduced in this paper,which is applied in drilling in limestone area.
本文介绍了石灰岩地区钻探施工中,利用液体高膨胀材料充填、堵漏新工艺。
2.
A new technology of filling in and sealing against leak with expandable materials is introduced, which is economical, efficient and safe.
介绍了钻探施工中,利用膨胀材料充填、堵漏的新工艺,其具有经济、高效、安全的特点。
3.
A new technology of filling in and sealing against leak with expandable materials is introduced , which is economical and efficient and safe.
介绍了钻探施工中,利用膨胀材料充填、堵漏新工艺,它具有经济、高效、安全的特点。
6) non-swelling
不膨胀的
补充资料：膨胀系数
| 膨胀系数 expansivity 表征物体热膨胀性质的物理量。见热膨胀。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条