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- Development of wear resistant and anti corrosion composite oil well pipe 高耐磨、抗腐蚀复合油井管的开发研究
- The solventless coal tar epoxy anti corrosive coatings is a newly developed product based on the solvent based coal tar epoxy coating. 无溶剂环氧煤焦沥青涂料是在溶剂型环氧煤焦沥青涂料的基础上出现的新品种,符合防腐涂料的发展趋势。
- The bottom tray is tested as a watertight construction before it is covered with cement and painted with anti corrosive paint. 卫生单元的底盘在油漆和敷设水泥之前应做密性试验。
- The bottom tray is tested as a watertight construction before it is covered with cement and painted with anti corrosive paint. The scupper and outlet pipes are made of steel. 卫生单元的底盘在油漆和敷设水泥之前应做密性试验。排水口和排水管的材料为钢质。
- Punching Oil BS also contains anti corrosion & lubricity additives. 壳牌冲孔油bs含有防腐蚀添加剂和油性添加剂
- D Punching Oil BS also contains anti corrosion & lubricity additives. 壳牌冲孔油bs含有防腐蚀添加剂和油性添加剂.
- When the anti corrosion coefficient of sample is 0.8, the limit value 25 percent of strength loss is all the same to American ASTM standard. 混凝土试件的抗蚀系数为 0 .;8时与美国ASTM标准规定的强度损失 2 5%25的界限值相吻合
- The experiment result shows that the seleniou acid copper salt phosphoric acid system has advantge of anti corrosion over selenium copper system. 实验结果表明,亚硒酸-铜盐-磷酸发黑体系较之常用的硒-铜体系在耐蚀方面有较明显的优点。
- Main Characteristics: PVF or epoxy is coated on Galvanized-chromate tube.The tube has very strong power of anti corrosion and mainly used for fuel tubes of high class autos. 管具有很强的防腐能力,主要用于制造高档汽车油管。
- The effect of coating on anti corrosion has been studied,which is formed by laser cladding and plasma spurt welding on metal base of anti acid stainless steel. 研究了在耐酸不锈钢基体上采用激光熔覆和等离子喷焊两种工艺形成的涂层对耐腐蚀性的影响。
- This paper presents analysis of corrosion causes about machine equipment and tool,and explanations of characteristic and purposes about different anti corrosion materials. 分析了引起机械设备和工具锈蚀的原因,对不同防锈材料的特点及用途进行了说明。
- The dependence of anti corrosion of sulfite on isoascorbic acid was studied through the use of oxygen removal tests, corrosion experiments and electrochemical tests. 通过除氧试验、腐蚀试验和电化学试验,研究了异抗坏血酸对亚硫酸盐防腐蚀效果的影响。
- He sweated out his composition in several hours. 他苦干了几个小时才写出了作文。
- He wrote a composition or (he) read an essay. 他写作文或读散文。
- His composition is far superior to mine. 他的作文比我的好多了。
- They're completely anti the new proposals. 他们完全反对新的提议。
- A slow, mournful musical composition. 庄重悲哀的乐曲节奏缓慢,庄重悲哀的音乐作品
- He has a touch of madness in his composition. 他有点疯疯癫癫。
- The Anti Corrosive Methods for the Main Equipment of Spray Slurry Granulation Tower 喷浆造粒新型钢塔主装置的防腐
- I'd like to have your advice on my composition. 我想请您对我的作文作些指导。