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1)  refractory arch
耐火拱
2)  fire brick arch
耐火砖拱
3)  circular-arch refractory bed
圆拱形耐火炉床
1.
This paper has put forward a cokeless cupola with equi-blast(or:oxygen and natureal gas)and non-watercooled,which has adopt inside and outside double snial-like wind boxes to replace the T-shaped structure,and has adopt a circular-arch refractory bed to replace the watercooled refractory bed,and these can raise a molten iron temperature together,to conquer this fatal weakness.
本文提出均匀送氧供气、无水冷无焦冲天炉,采用内外交叉双重蜗螺形风箱(且两相出口各各相套)以代替T形结构,采用圆拱形耐火炉床以代替水冷耐火炉床,两者共同提高铁水温度,以克服这个致命致点。
4)  suspended refractory arch
架空耐火拱穹
5)  fire-resistant
耐火
1.
Research and application of welding consumables for corrosion resistance and fire-resistant;
高性能耐火耐候焊接材料的研制及应用
2.
Development and application of fire-resistant sealing device of pipe for warships;
DGM-NG型船用管路通舱耐火密封装置的研制和应用
3.
increasing highness and span of construction need higher construction steel, base on "USA 911-AFFAIR", we will pay attention to technology guideline for fire-resistant of construction steel more and more.
高度和跨度不断增加的建筑领域钢结构的发展对建筑用钢的综合性能提出了更高的要求,基于美国911事件的教训,建筑用钢的耐火性这一指标得到了世界更大的关注。
6)  fire-resistance
耐火
1.
The paper tested the performance of noise insulation, heat insulation and fire-resistance of bamboo wall, and graded them by the GB/T 15225—94 Graduation of physical performance fo.
此外,还测得竹材墙体的耐火极限为20min,说明将其用于民居房屋的建造,还需要进一步的改进研究。
补充资料:拱形轮胎
分子式:
CAS号:

性质:指断面高宽比为0.39~0.50、轮辋与轮胎断面宽度比为0.9~1.0、断面成拱形的轮胎。内压通常为0.05~0.20MPa。这种轮胎在承受负荷时,与地面接触的中心部分向内弯曲,使软土密集在接触面中心,从而增大了接触面积,使之对地面的单位压力小。一般适用于联合收割机及越野行驶的汽车。

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