Properties of modified phenol resin, precoated sand preparation and property test have been narrated.
叙述了改性酚醛树脂的性能、及膜砂制备配方及其性能测定。
The results have shown that the precoated sands with low resin content, high strength, and low gas evoluti…
结果表明，对原砂进行表面处理可以提高粘结剂的粘结效率，提高覆膜砂的强度，减少树脂加入量，降低发气量。
In this paper, nano material AY-2 has been utilized to modify the traditional polyester coatings for precoated metals.
采用共混法，通过添加纳米复合材料ay - 2对传统聚酯卷材涂料进行改性。
Dissociated neonatal rat retinal cells as testing cells were cultured on 96 well culture plates precoated with laminin.
新生大鼠视网膜的分离细胞，培养在包被基板蛋白的96孔培养板作为细胞检测系统。
Presented here in the article is the status quo of precoated steel for construction in the world and especially the development in Baosteel.
论述了建筑用彩色涂层钢板在国外的现状和宝钢开发建筑用彩色涂层钢板取得的进展，以及与发达国家之间存在的差距和发展前景。
Precoated sand made of mixing this kind of resin and sand can serve as laser sintering material which suits laser rapid molding process much more.
这种烧结剂是一种改性酚醛树脂，它和作为耐火骨料的原砂混合制成覆膜砂作为激光烧结材料更加适用于激光快速成型过程。
Resin sand mould was adopted with precoated sand core. The upper and bottom half boxes used horizontal pouring design with box middle line as parting face.
采用树脂砂砂型、覆膜砂砂芯，上、下两个箱体均采用平做平浇的工艺方案，并选取箱体中线为分型面。
The thermal expansion values of the precoated non silica and have been measured and contrasted with them of the precoated silica sand on the same conditions.
测定了覆膜种砂在激热条件下的膨胀值，并与相同条件下普通覆膜硅砂的膨胀值进行了对比。
The self molten Fe base alloy powder on low carbon steel precoated sheet was melted by thermal plasma arc. The microstructure and hardness of the clad coating were analyzed.
利用等离子弧对低碳钢表面预涂的铁基自熔性合金粉末进行了熔覆处理，并对熔覆层的组织结构和性能进行了分析研究。
The interactions of water-precoated paper and coating-precoated paper were analyzed by using three methods, which were ultrasound dynamic penetration, AA-GWR water retention and Cobb test.
采用超声波动态渗透、AA-GWR保水和表面吸收重量法研究了预涂纸与水及涂料间的相互作用。
In this article, the progress of precoated steel for household appliance at Baosteel is described. The quality, varieties and problems in the production are also mentioned with Suggestions.
介绍宝钢近二年来，开发家电用彩涂板的进展及产品的质量和品种，并叙述生产中遇到的几个问题和建议。
In this article, the progress of precoated steel for household appliance at Baosteel is described. The quality, varieties and problems in the production are also mentioned with Suggestions.
介绍宝钢近二年来，开发家电用彩涂板的进展及产品的质量和品种，并叙述生产中遇到的几个问题和建议。
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