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phenol formaldehyde短语¹⁴⁴⁹⁷²⁺² 基本例句 苯酚甲醛 The preparation of powder larchLarix tannin phenol formaldehyde TPF adhesive and technology of hot pressing of plywood were studied. 试验研究了粉状落叶松单宁酚醛树脂胶 TPF的调胶工艺和胶合板胶合工艺。 http://dict.cnki.net The quantitative of firming agent, blister and surface active agent was optimized and suitable mixture ration was acquired, based on phenol formaldehyde resin. 以酚醛树脂为原料制取吸水树脂,考查了固化剂、发泡剂和表面活性剂的用量,优化得到不同组分合适的配比。 chemyq The influences of different sulfonated lignite as compatible material on quality estimation of sulfomethyl phenol formaldehyde resinSMP were analyzed by experiments. 实验分析了作为配伍材料的磺化褐煤对磺甲基酚醛树脂质量评价的影响。 dictall The tenacity and heat stability of and phenol formaldehyde foaming materials added by nylon, were enhanced based on analysis of wear rate and compressive strength. 通过分析磨损率和抗压强度等性能,废尼龙的加入可以提高酚醛树脂和酚醛泡沫材料的韧性和热稳定性。361xs Shell molding of phenol formaldehyde resin coated sand has been widely used in foundry and with prospective future. 酚醛树脂覆膜砂壳法工艺已广泛地应用于铸造生产,并有着广阔的前景。 cnki This paper mainly refers to the defects and their solving methods in heat— rolling the thin—wall cylinder of fibre reinforced epoxy— phenol formaldehyde. 本文主要叙述在加热卷压成型环氧酚醛玻璃钢薄壁圆筒过程中存在的问题及其解决的办法。 cnki Importance and method of modifying phenol formaldehyde foam plastic was briefly introduced. 介绍了酚醛泡沫塑料增韧改性的重要性及相关方法。 cnki |