difficult problem的例句大全

Certificate revocation is always a difficult problem of research and application of public key infrastructure ( PKI ) .

证书撤销是公钥基础设施 ( PKI, PublicKeyInfrastructure ) 研究和应用的难点问题.

The positioning prediction of orebody is an important and difficult problem.

金矿定位预测是当前成矿预测的研究热点和难点.

Chinese semantic analysis is the most important and difficult problem of Chinese Natural Language Understanding.

汉语语义分析是汉语自然语言理解中的重要课题,也是汉语自然语言理解中的难题.

Word sense tagging is one of the most difficult problem in natural language processing.

词义标注是自然语言处理的难题之一.

Naturalism is the focused and difficult problem in the English Literature of ethnic cultural heritage tourism.

原真性是民族文化遗产旅游英文文献中的热点与难点问题.

The star rotation is a difficult problem in the theory of the stellar structure and evolution.

恒星的自转,是恒星结构和演化理论的难点.

It is a NP difficult problem to generate complete decision rules based on rough set theory.

摘要针对基于粗糙集理论提取完全的决策规则是NP难 问题,提出一种获取统计意义下的完全的简化规则的算法.

Constituent structure is unreasonable it is the difficult problem that puzzles machinist job fitness to develop.

组织结构不合理是困扰机械工业健康发展的难题.

The issue that the management right of State-owned tourism attraction is authorized toand difficult problem.

公共资源类旅游区(点)经营权市场化问题是旅游开发实践的热点也是难点.

Although the price problem is most difficult one among the problems of the marketing management.

而渠道管理过程中的价格管理问题是让许多家电制造公司头疼的问题之一.

Space motion sickness has long been a difficult medical problem in human space flight.

空间运动病的发生一直是困扰着载人航天的重要医学问题.

This love triangle which transcends and space becomes a difficult problem for them.

一段跨越时空的三角恋爱成了无解的难题.

In substance he said that it was too difficult to solve the problem.

实际上他是说问题难以解决.

The problem is more difficult, but not insoluble.

问题当然更为困难, 但并非无法解决.

The limit problem of power exponent function is common but difficult in differential and integral calculus.

幂指函数求极限问题是微积分学中的一个常见问题,同时又是一个难点问题.

Direction finding of low probability intercept ( LPI ) signals is the difficult problem in modern EW system.

低截获概率 ( LPI ) 信号的测向是现代电子战的一大难题.