查询词典 rosin

The basic concepts of coatings function, composition, classification. Various coatings: drying oil, rosin and lacquer, alkyd resin and polyester coating, amino resin coating, acrylic acid resin coating, epoxy resin coating, polyurethane coating, elementary organic resin coating. Several new coatings: high solid-constituent coating, water soluble coating, powder coating, light-sensitive coating, anti-corrosion coating, flame-retarded coating, anti-contamination coating, color changing coating, conductive coating and magnetic coating, aeroplane and aerospace dope.

涂料的基本概念：涂料的功能、基本组成、分类；各种涂料的制造及应用：干性油、松香与大漆，醇酸树脂与聚酯涂料，氨基树脂涂料，丙烯酸树脂涂料，环氧树脂涂料，聚氨酯涂料，元素有机树脂涂料；几种新型涂料简介：高固体分涂料，水性涂料，粉末涂料，光敏涂料，防腐蚀涂料，防火涂料，防污涂料，变色涂料，导电涂料和磁性涂料，航空航天特种涂料。

Our main products are printing presses roll, trademark machine roller, roller grinder, roller laminating machine, UV varnishing roller, roller iron Printing, Lamination machine roller,÷±Machine PU wheel, roller granulator, Wood Sanding roller, glue roller, planed on all sides round, round of feeding, conveyor roller, roller peritoneal Electronics, rosin rollers, silicone rollers, electroplating, roller, roller, etc.

我们主要的产品有印刷机辊，商标机辊，磨光机辊，复膜机辊，UV过油辊，印铁辊，贴合机辊，削薄机PU轮，切粒机胶辊，木业砂光辊，涂胶辊，四面刨轮，送材轮，输送辊，电子腹膜辊，松香辊，硅胶辊，电镀辊，镜面辊等。

Primarily study on preparation for EVA hot melt adhesive with disproportionated rosin of esterification modified as tackifier ;2. Development and Applications of Rubber Tackifier TKO Series Products;3. Several tackifier s and molding methods used in fiber preform preparation technology were analyzed and summarized, and the development trend of tackified fiber preform preparation was prospected.

总结了20世纪90年代以来关于复合材料液体模塑成型技术中纤维预成型体制备技术的相关文献报道，指出LCM用纤维预成型体应满足的工艺性要求，且对当前国内外纤维预成型体的成型方法及其制备技术中应用的几种增粘剂进行了分析和概述，并对纤维预成型体制备技术的发展方向进行了展望。

Infrared, ultraviolet, and mass spectrometry Gaoxiaoyexiang tests showed that benzene p rosin in neighbouring seats husband alkali metal objects with catalytic, the oxide containing hydroxy generated, ethylene, or a functional group, such as the Food oxide product.

红外、紫外、高效液相色谱和质谱测试表明，松香在邻苯二胺席夫碱金属配合物的催化下，氧化生成了含羟基、环氧基、过氧基等官能团的氧化产物。

The main component dehydroabietic acid and little component abietic acid, neoabietic acid, levopimaric acid and pulustic acid of a few types disproportionated rosin were determinated quantitatively by selecting the proper order of derivative, differential wavelength difference, scanning rate and quantitative method.

通过选择合适的求导阶数、微分波长差、扫描速度和定量方法，对不同批号的歧化松香中的主成分脱氢枞酸和微量组分枞酸、新枞酸、左旋海松酸及长叶松酸进行了测定(其中左旋海松酸和长叶松酸测定的是合量)，实验结果令人满意。

Maleopimaric acid can be synthesized by Diels-Alder reaction from rosin and maleic anhydride by phosphato-molybdic acid .

以杂多酸磷钼酸为催化剂合成了马来海松酸。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。