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- low expansion air foam 低倍空气泡沫
- the low expansion foam fire system 低倍数泡沫灭火系统
- Aluminum titanate is an excellent inorganic non-metal material with high melting point and low expansion. 钛酸铝是一种优异的高熔点、低膨胀无机非金属材料。
- Because of the low expansion of fused quartz itself, the product possesses good thermal shock resistance. 同时由于熔融石英本身的低热膨胀性，使其具有优良的抗热震性。
- High thermal conductivity,fire resistance,heat shock resistance,low expansion,inoxidzable,unattackable,anti-abrasive. 高导热率，耐高温，抗热震，低膨胀，抗氧化，耐侵蚀，耐磨损。
- Low expansion resin is, prevents from casting defects, especially veining and hot tear caused from thermal expansion. 低膨胀树脂对解决铸造缺陷，特别是对毛刺、热裂尤为有效。
- The factors affecting dilatability of low expansion such as chemical compositions,heat treastment,plastic deformation,precipitate phase were analyzed. 对影响低膨胀合金的因素,例如:化学成分、塑性加工、热处理、析出相等进行了分析。
- The air foam clockwise circulating and percussion drilling technology was practiced in the Africa that lacks water.It also got over the problem to drill in the very hard and leakage water rock. 应用空气泡沫正循环、气动潜孔锤钻进技术,实现了在非洲大陆严重缺水地区施工,克服了对坚硬岩石和漏失层钻进困难的问题。
- The factors effecting dilatability of low expansion such a chemical compositions. heat treastment, plastic deformation, precipitate phase wee analyzed. 介绍了笔者研制的低膨胀合金。
- Combinging with engineering practice, this paper synthetically analyzes and discusses the conditions of application of the air foam drilling technology in complex layers of water defficient regions. 本文结合工程实践，综合分析论述了空气泡沫钻进工艺在缺水复杂地层中的应用情况，指出了该工艺钻效高、质量好、成本低。
- With the method the CTE of general material and the low expansion material in any temperature range can be accurately measured and the CTE in any direction of th... 对于外型复杂的机构,只需对其振动模型进行简化,理论上可以测出该机构在任意方向的线膨胀系数。
- Fire Fighting Truck with Compressed Air Foam System 压缩空气泡沫消防车
- Store your cryogens liquids. Flasks are made of low expansion borosilicate glass. Weighted base reduces spillage. Resilient plastic mesh cushions the flask and gives you a firm grip. 低温容器，底部为铝合金固定座，加强稳定站立。可盛装各种低温液态气体、溶液。由低膨胀系数的硼矽酸玻璃制成，套有一塑胶网容易抓紧及安全的保护作。英文简述：
- AIR FOAM DRILLING TECHNOLOGY IN YEMEN BLOCK 32 也门32区块空气泡沫钻井技术
- CAFS = compressed air foam system 压缩空气泡沫系统
- Technique study for low expansion foam extinguishing system in oil depot fire protection design 低倍数泡沫灭火系统在石油库消防设计中的技术探讨
- Application of Air Foam Drilling in Arid Area Water Well Drilling 空气泡沫钻进在干旱地区水井钻探方面的应用
- Study on treatment of wastewater from low expansion proteinaceous foam extinguishing agent production 低倍数蛋白泡沫灭火剂生产废水处理的研究
- Pressurised air foam system and its appertaining fire hose 压缩空气泡沫系统与消防水带
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
