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- The present situation of coating equipment is introducedand its trend of development in the future is discussed. 简要描述目前涂布设备的发展状况,并讨论了涂布设备的未来发展趋势。
- Recent situation of development of the preparation and the properties of Lignin-based carbon fiber were overviewed this paper. 综述了近几年木质素基碳纤维的研制情况,并就其性能作了介绍。
- The properties, general situation of development and prospect of application of PPS (polyphenylene sulfide) to anticorrosion are introduced in detail. 摘要较详细地介绍了聚苯硫醚(PPS)的性能、发展概况及在防腐蚀领域的应用前景。
- The characteristics, applications, and recent situation of development of moisture-curable polyurethane hot melt adhesive are introduced. 简要介绍了湿固化聚氨酯热熔胶的特点、应用和发展近况。
- Present situation of development on non-halogen,low toxicity and smoke suppression flame retardants was described in details. 就无卤、低毒、抑烟的阻燃剂的开发现状作了详细介绍。
- In this paper,the resources,manufacture,present situation of reque-st and offer,and the prospect of development of wolfram are reviewed. 本文综述了钨的资源,钨的工业生产、供求现状及发展前景。
- Introduced here is the situation of development and utili zation of aprons WRA-HD68.It is concluded that the excellent elasticity and spin ning property result in quality yarn. 阐述了WRA-HD68胶圈的研制及应用情况,其优良的弹性和纺纱性能,能满足成纱质量的要求。
- Introduced here is the situation of development and utilization of aprons WRA-HD68. It is concluded that the excellent elasticity and spinning property result in quality yarn. 摘要阐述了WRA-HD68胶圈的研制及应用情况,其优良的弹性和纺纱性能,能满足成纱质量的要求。
- The sorts, research and application situation of the ammonia synthesis catalyst were described. The prospect and direction of development were pointed out. 阐述了氨合成催化剂的种类、研究和使用概况,指出了氨合成催化剂的发展前景与开发方向。
- The general situation of development of intelligent material is introduced.Applying intelligent material to power plant is brought up and its prospection is evaluated. 简介智能材料的发展概况,并对其在发电厂的应用前景进行展望。
- Domestic and abroad situation of development of clean fuel is reviewed. Some main issues such as how to MTBE, function of olefins, additives and use of methanol are discussed. 介绍了汽车排放污染物的危害和清洁燃料、清洁代用燃料国内外的发展概况,对清洁燃料发展中,如关于使用甲基叔丁基醚、烯烃的作用、添加剂和使用甲醇燃料等几个问题提出一些看法。
- Following the embryonic stage of development. 胚胎后期的在胚胎发育期之后的
- The present situation of application technology were analysed, and the trend of development in production and application of aramid fibers were forecasted. 预测对位芳纶生产技术和应用技术的发展趋势。
- Several methods now used to obtain the copper alloy of highstrength and high conductivity and the situation of development of such category of alloys are reviewed in this paper. 本文综述了目前用于获得高强度高导电铜合金的几种方法,以及该类合金的发展状况。
- The present situation of underground coal gasification technology at home and abroad is analyzed and the fundamental causes of affecting of development UCG technology is abtained. 分析了世界和我国煤炭地下气化的研究现状,得出了影响煤炭地下气化技术发展的根本原因。
- It's a situation of dog-eat-dog and the devil take the hindmost. 这是一个自相残杀,落后遭殃的局面。
- This species has reached a higher plane of development. 这一种属已达到更高的发展阶段。
- This paper discusses ADSL broadband cut-over net technology and its basic principle,technology and standard. It also introduces its present situation of development briefly. 介绍了ADSL宽带接入网技术及其基本原理、技术和标准;简述了ADSL的发展现状。
- In a situation of great difficulty or perplexity; helpless. 处于一个非常困难或迷惑的境地; 无助的