foam-crested
- 相似词
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In combination with these experimental phenomena and theoretical analysis, the foam corrosion inhibition mechanisms in foam drilling are first put forward in the paper. They include: the adsorption of foaming agent on steel surface; the complex of foam-stabilized viscosifier with the multivalence metallic ions in formation water; isolating the steel from oxygen by foam; and fixing sands and reducing washout by foam.
结合实验现象和理论分析,首次总结提出泡沫钻井中泡沫的缓蚀机理,泡沫的缓蚀性主要在于:发泡剂在钢铁表面的吸附;稳泡增粘剂能与地层水中的多价金属离子络合;泡沫对氧的隔绝;泡沫能固定砂粒,减少冲蚀。
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Compare with the ability of eliminate the foam, Throught the test to discover, the taper of the diffuse pipeline of the eliminating-foam equipment can not small, the taper of the diffuse pipeline greater than 79/350; The length of the diffuse pipeline of the eliminating-foam equipment greater than 350mm; Whether the speed of the foam can too high, the velocity of the foam 0.3~0.6m/s; The width of lacune is between 0.2 and 0.5mm.
由于泡沫的流变性难以控制和测试,其变化较大,提出以利用所有泡沫钻探生产的钻进压力值,利用数学分析的方法对这些钻进压力值进行分析,在此基础上总结出更加合适、简捷的泡沫灌注压力公式。
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YTS compound is mainly used to warm foaming agent concrete foam insulation, foam concrete insulation, thermal insulation layer of the production, it could cement, magnesia, lime, gypsum, powder, sawdust, fly ash, sand, Pak Nai paper sludge and other raw materials, foam, made of foam concrete, wall board, lath, block, hollow brick, heat pipe protection kits, roof insulation foam board and other lightweight building materials, also can be used for the production of roofing insulation layer.
HTD-1型复合发泡剂主要应用于地暖泡沫混凝土绝热层、泡沫混凝土隔音、保温垫层的生产,其可对水泥、氧化镁、石灰、石膏、石粉、锯末、粉煤灰、沙、造纸废渣白泥等多种原材料发泡,制成泡沫混凝土、隔墙板、板条、砌块、空心砖、实心砖、热力管道保护套、屋顶隔热板等多种轻质泡沫建材,也可用于屋面保温隔热层制作。
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Foam:海绵
将海绵(foam)放入电视机边的盘子里,变成了干酪味海绵(cheesy foam). 回到落水管处,将干酪味海绵(cheesy foam)和椅子腿给女主角,男主角在落水管下面不要动. 切换女主角,将干酪味海绵(cheesy foam)和纤维(fiber)结合;
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foam annihilator:泡沫灭火器
foam analysis 泡沫分析 | foam annihilator 泡沫灭火器 | foam application rate 泡沫应用率
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foam depressant:抑泡剂
foam density 泡沫密度 | foam depressant 抑泡剂 | foam depth 泡沫深度