The thesis contains following main parts : ( 1 ) the intrinsic flatness of disk galaxies has been statistically analyzed based on 14 , 988 disk galaxies taken from the leda database 我们的主要研究工作有： ( 1 )我们从leda数据库中选取了14 ， 988颗盘星系进行了内禀扁度的统计分析。
5.
Terence o ryan heard him and straightway brought him a crystal cup full of the foaming ebon ale which the noble twin brothers bungiveagh and bungardilaun brew ever in their divine alevats , cunning as the sons of deathless leda 特伦斯奥赖恩听见这话，立刻端来一只透明的杯子，里面满是冒泡的乌道浓啤酒。这是那对高贵的双胞胎邦吉维和邦加耿朗132在他们那神圣的大桶里酿造的。
6.
She is older than the rocks among which she sits , like the vampire , she has been dead many times , and learned the secrets of the grave ; and has been a driver in deep seas , and keeps their fallen day about her ; and trafficked for strange webs with eastern merchhants , and , as leda , was the mother of helen of troy , and , as saint anne , the mother of mary ; and all this has been to her but as the sound of lyres and flutes , and lives only in the delicacy with which it has molded the changing lineaments , and tinged the eyelids and the hands 她比她所坐的岩石更古老；像吸血鬼，她死过多次，懂得坟墓里的秘密；曾经潜入深海，记得海沉的往日；曾同东方商人交易，买过奇异的网；作为丽达，是海伦的母亲，作为圣?安尼，又是玛丽的母亲；而这一切对她又像竖琴和横笛的乐音，只存在于一种微妙的情调上，表现于她生动的面目和她眼睑和双手的色调。
