神秘性睡眠混乱，也被称作为REM睡眠行为紊乱或者RBD，有如此经历的人们会体验到梦境本质突然的变化。
People with a mysterious sleep disturbance called REM sleep behavior disorder, or RBD, experience a sudden change in the nature of dreams.
考虑到这种内容本质的变化，我们需要一个定义类型(解释性结构)，是同样可以改变的。
To account for this change in the nature of contents, we need a type of definition (explanatory constructs) which also can change.
目的：研究人前磨牙牙髓牙本质复合体的增龄性变化，探讨牙衰老和老年牙病的形态学基础。
Objective: to provide morphological basis for dental aging and senile teeth diseases and to study age-related changes of pulp-dentin complex of human premolar.
之所以说是形式上的循环，原因在于现代科学技术对意识研究取得了一些突破性进展，使得人们思考意识和意义的平台发生了本质性的变化。
The formal circle here refers to modern science has helped people to develop the study of meaning, so that the people's thinking consciousness has changed essentially.
80年代引人注目的日式经营管理，90年代来其许多本质性特征却发生了意味深长的变化。
The essential characteristics of the Japanese management model, the focus of world's attention in the 80's, have changed meaningfully in the. 90's.
结论：利用“等值线-面积”多重分形模型所确定的疾病空间异质性结构及其界限能准确反映疾病空间异质性变化的本质规律。
Conclusion: the structures and boundaries of spatial heterogeneity of disease identified by CAMM can display the spatial characteristics of disease accurately.
由于战争的复杂性本质，传统的基于数学模型的作战模拟无法刻画战争推进过程中复杂的态势变化和动力学机制。
Because of the complex essence of the warfare, traditional method of simulation based on mathematics models can't describe the complex situation changes and dynamics during the advance of the warfare.
风帽对焦炭下降的影响是区域性的，当料层高度足够时，各种下降条件下风帽的选择不会使焦炭的下降均匀性及顺畅性产生本质的变化。
The blastcups have local effects on the coke descent and have little effects on whether the cokes flow smoothly or not in case that coke bed has enough height.
在本质上 ，它是社会存在的变化规律在社会主体中的精神内化 ，是社会实践者和精神环境交互作用的结果。在特征上 ，它具有中介性、转换性、动态性和倾向性。社会心态作为一种潜在的精神力量 ，是人?。
This paper discusses the influence of the social-psychological changes of the intellectuals on the ideological trends in modern China, and expects to have a comprehensive understanding of its nature.
在本质上 ，它是社会存在的变化规律在社会主体中的精神内化 ，是社会实践者和精神环境交互作用的结果。在特征上 ，它具有中介性、转换性、动态性和倾向性。社会心态作为一种潜在的精神力量 ，是人?。
This paper discusses the influence of the social-psychological changes of the intellectuals on the ideological trends in modern China, and expects to have a comprehensive understanding of its nature.
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