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- The main materials to such as isocyanate, polyol, blowing agent and foam stabilizer et al, prepare rigid polyurethane foam are introduced. 摘要介绍了合成硬质聚氨酯泡沫塑料的主要原料,包括主体成分和发泡剂、泡沫稳定剂等;
- The influences of polyether polyols and catalysts and foam stabilizer and i/c-pentane on flowabilty of polyurethane foam system for refrigerator were studied. 探讨了冰箱用硬质聚氨酯泡沫塑料环戊烷异戊烷发泡体系中聚醚、催化剂、匀泡剂及环戊烷/异戊烷比例等因素对发泡物料流动性的影响。
- HPAM/HEC were selected as the right foam stabilizer,a new foaming system was developed. 在保证一定起泡能力的前提下,筛选出了混合稳泡剂HPAM/HEC,研制了一种新的起泡体系。
- HPAM/HEC were selected as the right foam stabilizer, a new foaming system was developed. 在保证一定起泡能力的前提下,筛选出了混合稳泡剂HPAM/HEC,研制了一种新的起泡体系。
- 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。
- 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。
- The paper studied the effect of different foamer,foam stabilizer and alkali on foam stability in foam combination system. 文章研究了泡沫复合体系中发泡剂、稳泡剂和碱对复合体系稳定性的影响。
- Influences of silicone foaming stabilizer on properties of foams are very important. 硅酮类泡沫稳定剂对泡沫体的性能起重要作用;
- Fire Fighting Truck with Compressed Air Foam System 压缩空气泡沫消防车
- The system consists of gas generating agents FCA and FCB, foam stability agent FCF, retarder FCR, water and oil well cement. 该泡沫水泥浆体系由发气剂FCA、发气剂FCB、稳泡剂FCF以及缓凝剂FCR、水和油井水泥组成。
- AIR FOAM DRILLING TECHNOLOGY IN YEMEN BLOCK 32 也门32区块空气泡沫钻井技术
- Hops used in beer brewing could add beer bitterness and improve beer taste and beer foam stability. 啤酒花用于啤酒酿造,在增加啤酒苦味的同时可改善啤酒的风味和提高啤酒的泡沫稳定性。
- Foam stability was affected not only by the property and dosage of deinking agents but also by the presence of fillers. 在碎解过程中加入填料,能够稳定泡沫性能,减少纤维夹带和固形物流失。
- CAFS = compressed air foam system 压缩空气泡沫系统
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The presence of the film has a significant effect on the foam stabilization, slowing down cell coalescence and growth. 新型发泡剂所释放的氧化性气体与熔体发生反应,在气泡表面所形成的连续氧化膜,对稳定气泡形貌、减缓气泡的合并和长大有重要作用;
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- The results showed that the green tea extracts markedly increase foam expansion,foam stability and gel strength of whey protein. 研究结果表明:绿茶提取物可以显著提高乳清蛋白的发泡能力、发泡稳定性及胶体强度;
- The foam stability was high and tended to increase with the increase of the number of carbon atoms of fatty acid, while... 泡沫稳定性都较高且随氧乙烯聚合数的增加变化不显著,随脂肪酸碳原子数的增加趋于增强。
- Without Pasteurization, some of the ferments will remain in real draft beer, among which PrA could destroy foam protein and reduce the foam stability. 真正的纯生啤酒常常会因未经巴氏灭菌而残留一些酶类,其中蛋白酶A会破坏啤酒泡沫蛋白,从而使纯生啤酒的泡沫稳定性降低。