Deimos has a smooth surface due to a blanket of fragmental rock or regolith , except for the most recent impact craters .

火卫二因碎屑岩或风华层的覆盖而表面光滑，除了最近的撞击坑。

Some previous study of the relationship between daoism and politics has been done , but the previous study mostly concentrates on micro fragmental analysis of the relationship between the two fields from concrete problems or a certain historical period .

对道教与政治关系的研究尽管已有前人涉足，但大多数都是对道教历史上某一具体问题、某一历史时期的二者关系进行相对微观的片段研究。

The result showed that the change of wetland landscape structure was significant from 1996 to 2001 , and the lake area decreased , and the man-made wetland area increased , and the wetland landscape pattern tended to be fragmental , and the distribution of wetland tended to be even .

研究结果表明，1996~2001年间，该研究区的湿地景观格局在人类活动的影响下发生了较大变化，湖泊面积减小，人工湿地面积增加，湿地景观趋於破碎化，景观分布趋於均匀。

Roy deliberately provides the novel a traumatic structure consisted of aesthetic poetics , sensual narratives , ungrammatical phrases , repeated images , fragmental passages , etc. , to convey a literary experience of trauma to the reader as if they are dealing with trauma when reading the novel .

洛伊特意赋予小说富含美学诗意、感官记述、不合文法的语句、重复意象、断简残篇的创伤论述结构来营造创伤的文学经验，让读者在阅读的同时就能感同身受。