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- A crucial problem. 非常重要的问题
- Concept lattice constructing is a crucial problem in the theory of FCA (Formal Concept Analysis). 构造概念格是FCA(Formal Concept Analysis)理论中的一个重要问题。
- Feature machining-oriented operation sequencing is a crucial problem in CAPP system. 面向特征加工的工艺过程排序是计算机辅助工艺规划中一个非常突出的难点问题.
- Association rules is a crucial problem in Knowledge Discovery in Databases（KDD）. 摘要 关联规则是数据库中的知识发现（KDD）领域的重要研究课题。
- The gelatification of steamed bread is a crucial problem to restrict advancement of steamed bread industrialisation. 馒头的老化是制约馒头工业化进程的一个关键问题。
- The crucial problem of development tea beverages is the phenomena of deposition. 茶饮料沉淀现象是茶饮料发展关键性问题。
- A more crucial problem is that the main capital ready to attack where highlands, then? 更关键的问题是，游资主力准备攻击到哪号高地呢？
- Wang Wei expresses to this, cent brews really into the plan long already, the most crucial problem that faces is advertisement advocate admit degree. 王微对此表示，分成计划确实酝酿已久，所面临的最关键问题是广告主的接纳度。
- A crucial problem that needs to be solved for normalization of temporal databases is to compute the finite closure of attributes for TFDs. 时态模式规范化所要解决的一个关键问题是求解时态函数依赖的有限属性闭包问题.
- The TV University modem distance education online learning resources are a crucial problem tobe solved with great efforts. 电大现代远程开放教育的网上教学资源建设是必须大力解决好的一个关键问题。
- During spot welding of aluminium alloys,ignition loss of electrodes is a crucial problem,so the study on ignition loss mechanism of electrodes is very important. 铝合金电阻点焊工艺中存在的一个主要技术难题就是电极磨损,探索铝合金点焊电极的磨损机理至关重要。
- Although the performance of user mode drivers has been improved, there is still a crucial problem which handicaps user mode drivers from being utilized widely. 虽然使用者模式驱动程式的效能问题已渐渐解决，但其仍有一大问题阻扰其被广泛应用。
- Dynamic integration between heterogeneous CAx and Product Data Management (PDM) systems is a crucial problem to be solved in networked-manufacturing, especially based on STandard for the Exchange of Product model data (STEP) through Internet. 基于产品模型数据交换标准的异构CAx和产品数据管理系统间的动态集成是网络化制造亟待解决的问题。
- At present,how to deal with the relationships between Jiujiang and Jiangxi as well as Jiujiang and the Yangtze River basin has become a crucial problem of Jiujiang City's development. 因此,如何处理九江与江西以及九江与长江流域的关系就成为当今九江城市发展的关键问题。
- Nowadays non-point source pollution controll and protection of agricultural eco-environment is becoming a crucial problem of regional agricultural and social harmonious development. 摘要农业生态环境面源污染控制与保护已成为区域农业和社会协调发展的重大问题。
- The selection of reasonable foundation treatments to reduce the discrepancy settlement between the old and new roadbed is another crucial problem to ensure the engineering quality. 选择合理的地基处理方法减小新老路基间的差异沉降，是保证工程质量的又一个关键因素。
- When the Rotary Cutting Drum for mining Cobalt-rich Crust is working on the fluctuant Microtopography,how to control the cutting depth and the cutting pose is a very crucial problem. 滚筒式采矿头在起伏不定的微地形上切削富钴结壳,本文就滚筒的切削深度及姿态问题或称滚筒最佳切削位姿问题建立了数字模型,并给出了数学上原则解答与简化解答。
- The crucial problems of the basic educational curriculum reform lie in lacking logicality of the curriculum concept in many shape definitions. 摘要基础教育课程改革的问题症结在于：多样的课程概念显示定义缺乏逻辑性，为课改带来实践难题；
- In this paper, we expound the basic theories for DVM and discuss our techniques for dealing with some crucial problems in the numerical methods. 本文简述了该方法的理论基础以及我们对该方法中若干关键问题的处理原则；
- The time variation of the cosmic ray flux is one of crucial problems in the field of cosmic ray physics, solar geophysics and astrophysics, etc. 宇宙线强度随时间的变化、时间变化的起源和与天体物理因素的联系是宇宙线物理、地球物理和天体物理学科中最复杂的问题之一,具有重要的物理意义。
