难以克服的

• In this paper , the main difficulties are from a priori estimates for studing the high dimension , nonlinear systems and unboundary domain , we meet many problems which are difficult to be overcomed by using the standed method
  本文的主要特点和难点在于作高维问题、非线性方程组问题及其无界区域问题的先验估计时，都遇到了许多用常规方法难以克服的困难。
• The misuse of the instrumentalism theory and the crisis of the modernity result from the three important contradictions imbedded in the modernity , and as a result , drag the modern philosophy into an unconquerable muddy marsh of solipsism
  现代性自身存在着三个难以克服的重要悖论，这直接导致了工具理性的僭妄和现代性的危机，使现代哲学陷入唯我论而不能自拔。
• In the present rapid prototyping technologies , however , the stl file based data processing method and the staircase effect , which is inevitable during rapid prototyping process , restricts the further improvement of the part precision
  然而在快速成形技术中，目前普遍采用基于stl文件的数据处理方式，再加上在成形过程中难以克服的阶梯效应，这就在一定程度上限制了制件精度的进一步提高。
• E - business creates a virtual global market through the exchange of information on line , which is transforming the mechanism of international trade . it gives opportunities to some enterprises that had no advantage in location or scale before
  电子商务创造了一个以信息交换为媒介的、全球的网上虚拟市场，形成了新的国际贸易运行机制，改变了某些公司在传统国际贸易运行机制下难以克服的区位劣势和竞争劣势。
• Danilo , said nikolay , at the sight of this hunting weather , those dogs , and the huntsman , feeling shyly that he was being carried away by that irresistible sporting passion in which a man forgets all his previous intentions , like a man in love at the sight of his mistress
  尼古拉说，畏葸地觉得，在他看见这种狩猎的天气这些猎犬和猎人时，一种难以克服的狩猎的欲望支配着他，就像一个钟情的男人在他的情妇面前竟会忘怀原有的各种打算一样。
• Her incredible search for a master , which spanned several countries over many years , was punctuated with seemingly insurmountable obstacles . the trials she endured made her steadfastly resolve to make this ancient yogic tradition easily accessible to all sincere seekers of truth
  师父曾用多年时间跋涉了许多国家寻访明师，跨越了几乎是难以克服的障碍，经历了重重考验，从而使所有虔诚追求真理的人们，可以轻而易举地进入这个古老的瑜伽之门。
• The traditional neural networks , bp networks , are subject to three hardly conquerable drawbacks in network training and network design a long time , including slow training speed , the training tending to sinking into local minimum and the trained networks having poor generalization capability
  传统的神经网络( bp网络)在网络训练和网络设计上长期受困于三个难以克服的缺陷，即网络训练速度慢、训练易陷入局部极小点和网络学习的推广性能差。
• Carelessness in exams is very popular and even hard to overcome for students in primary school and high school , characterized in avoidable mistakes and sometimes even some questions unnoticed and unanswered , despite their well mastery of the relevant knowledge and skills
  考试粗心现象是中小学生在学习过程中的一种常见的、但难以克服的一种心理现象，突出表现为对相应知识和技能已经构成掌握的前提下，学生在考试中出现遗漏与错误的一种心理现象。
• With the progress of the information technology and the development of the global manufacturing techniques , enterprises require more efficient and lower cost machine tools by reason of enhancing their competitive ability . but conventional machine tools will encounter many difficulities which are hard to overcome in the future , for instance of high - speed machining ( path speeds exceeding 50 m / min ) and high - efficient space curved surfaces machining as well as flexibility of machines
  随着信息技术的进步和全球化制造技术的发展，企业为了提高自身的竞争力，要求配置效率更高和成本更低的加工设备，而传统机床在未来的加工业中会遇到难以克服的困难，例如在高速加工(轨迹速度达到50m min )和高效空间曲面加工及机床的通用性方面将无法满足现代加工技术的要求。
• From communications of human , first part talks about check and measure of sense information of human , the primary is seeing and hearing . the follow is transfer and output of the information . especially is about inherent characters of human , these insurmountable weakness make human limitative
  从人的信息加工的角度，首先讲述了人的感觉信号的检测，主要是视觉和听觉；接着是人的信息传递；之后是人的信息输出；特别讲述了人的一些固有特性，正是这些固有特性造成了人的局限，也是人的难以克服的弱点；最后讲述了人机界面的一般设计准则以及ucav系统的人机功能分配问题。