It mainly introduces the base station cracking technology based on RASYS rural access. The Outlines of sector cracking design are expatiated.
主要介绍基于RASYS农话接入网基站裂化的技术，详细阐述了扇区裂化设计要点。
The quality problems of diesel oil with catalytic cracking of heavy oil was solved by using non hydrogenation purified catalytic cracking technology.
非加氢精制催化裂化柴油工艺解决了重油催化裂化柴油产品质量不达标的问题。
Then it makes deep and systematic analysis and research in accordance with RBI technology application during the inspection process of Fluid Catalytic Cracking plant in Huabei petrochemical Company.
然后针对RBI技术在华北石化公司催化裂化装置检测流程中的应用情况，进行了深入系统的分析和研究。
In some of usage environment, the engineering thermoplastics packaging case can cause stress concentration and cracking because of the bad design and processing technology.
热塑性工程塑料包装箱由于设计和加工工艺不当，在各种使用环境中易导致产品应力集中而开裂。
Sulfur compounds in gasoline come mainly from FCC (Fluid Catalytic Cracking), so research and development of FCC gasoline desulfurization technology are very important.
汽油中的硫化合物主要来自FCC(流化催化裂化)汽油，因此FCC汽油脱硫技术的研究与开发具有重要意义。
Sulfur compounds in gasoline come mainly from FCC(Fluid Catalytic Cracking), researching and developing of FCC gasoline desulfurization technology is very important.
汽油中的硫化合物主要来自FCC（流体催化裂化）汽油，因此FCC汽油脱硫技术的研究与开发具有重要意义。
It has been introduced that cracking defect of female die cushion of forging machine has been analysed and its preventive heat treatment technology.
介绍了锻压机垫板的热处理工艺改进措施，从而防止了其开裂缺陷，提高了使用寿命。
Measures were taken to prevent welding cold cracking such as improve welding technology by decreasing cooling speed and adopting low-hydrogen electrode, etc.
通过改进焊接工艺来降低冷却速度和采用低氢型焊条等措施来控制焊接冷裂纹的产生。
Advances in life prediction technology for structures suffering localized corrosion such as pitting and stress corrosion cracking are surveyed and discussed.
综述了局部腐蚀如应力腐蚀破裂及点腐蚀作用下设备寿命预测技术的进展。
The development of the models of the elastic , plastoelastic , cracking , failing , thermal expanding and manufacture technology in metal matrix composites is reviewed.
综述了金属基复合材料的弹性、弹塑性、开裂、 断裂、热膨胀和制备工艺等方面的理论模型研究进展。
Homogeneous catalytic oxidization technology is used for removing sulfide from spent alkali lye of ethylene cracking, and the various factors of influencing removal efficiency are investigated.
采用均相化学催化氧化技术对乙烯裂解废碱液进行了处理，考察了影响处理效果的各种因素。
One of the most important technology of the construction of the mass concrete base is to control the expand of cracking.
大体积混凝土基础施工的一个重要的技术课题是控制裂缝扩展。
Therefore, the technology combining steel fiber with expensive agent is appropriate to the plastic shrinkage and cracking of concretes.
因此，采用膨胀剂与钢纤维的复合技术是防止混凝土发生塑性收缩开裂的比较理想的技术措施。
According to the technological process of reforming technology through cyclic catalytic cracking of natural gas, the basic technological parameters are calculated.
根据天然气循环催化裂解改制技术的工艺过程，计算出基本的工艺参数，结合工程实际给出了实际生产参数。
Repair measures of large reducer with housing cracking are introduced by examples. Analysis is carried out on weldability. Detailed description is done on repair welding technology.
结合实例介绍了箱体断裂的大型减速机的修复措施。对可焊性进行了分析；对补焊工艺作了详细说明。
The paper analyses the main causes of cracking of cement mortar floor of buiding , and discusses the new technology and effective measures of preventive cracking.
分析了水泥砂浆地面开裂的主要原因，论述了预防开裂的新工艺和有效措施。
Cracking control technology is one of the bottlenecks retarding the wide application and further industrialization of laser rapid forming nickel based alloys.
裂纹控制技术是镍基合金激光快速成形技术广泛应用和进一步工业化的关键。
The high efficiency steam stripping technology of catalytic cracking unit can efficiently decrease the coke yield, and mitigate the regenerator's load.
催化裂化装置高效汽提技术可有效降低焦炭产率，减轻再生器负荷。
The paper describes that new type inject steam technology can reduce coke precursor, resulting in operation rate of cracking furnace over 96.8 % .
采用新型注汽技术改造，降低结焦先兆物，使裂解炉开工率提高到96.8％以上。
The paper also points out, the ideal technology of petroleum naphthalene production is preparing 2,6 DMN from diesel fraction, a product of heavy oil contact cracking.
指出从重油接触裂解柴油馏分中制备2 ，6 -二甲基萘是石油萘生产的最理想的技术方向。
The ideas for further development of the residuum catalytic cracking reaction technology according to the problems of commercial riser were discussed.
并对目前渣油催化裂化工艺有待开发的技术领域进行了讨论。
The causes to such defects as cracking and sand inclusion in the integral rear draft lug and the body center plate filler are analyzed, and the technology improvement measures are described.
分析了一体式后从板座及上心盘座裂纹、夹砂等缺陷产生的原因，并介绍了工艺改进措施。
Based on the analysis, the new concept of two-stage riser fluid catalytic cracking (TSRFCC) was proposed, and the advantage of the TSRFCC technology was analyzed.
在此基础上，提出了两段提升管催化裂化新概念，并分析了其技术优势。
The reasons of effect factors on the hot cracking tendency are analyzed by orthogonal experimental method and the best technology parameters of decreasing hot cracking tendency are obtained.
通过正交试验法获得了降低合金热裂倾向性的最佳工艺参数。
The wrapping technology for oil phase materials and the addition of active material H stabilize hydrate reaction of the cracking agent.
产品中所采用的油相材料包覆技术和添加活性物质H，使该破碎剂的水化反应十分平稳。
How to prevent forging cracking defects, how to adopt advanced and adaptable technology to heighten economy benefits in large forging are the key problems in production at the present moment.
在大型锻造中如何预防锻造裂纹缺陷，如何采用先进适用技术，提高经济效益等，是当前生产中的关键课题。
With the extensive application of RCC dam construction technology, the problem of concrete cracking has attracted more and more attention.
随着碾压混凝土筑坝技术在坝工界的广泛应用，其开裂问题越来越引起人们的重视。
The results of research indicate that although the mechanical properties and durability of HPC satisfy the technology demand of sea-crossing bridge concrete, its cracking risk increases greatly.
研究表明，高性能混凝土虽然其本身的力学性能和耐久性满足跨 海大桥混凝土技术要求，但其开裂的风险随之大幅度增加。
INTRODUCTION Fluid catalytic cracking FCC technology is a technology with more than 60years of commercial operating experience.
简介催化裂化FCC技术以是超过60年的商业操作经验的。
This paper introduced the technology of increasing propylene yield through optimizing cracking material, adjusting depth of cracking furnace, enhancing operation monitoring of separating system.
通过优化裂解原料，调整裂解炉深度，加强分离系统操作监控，实现增产丙烯。
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