玉彥 的英文怎麼說
中文拼音 [yùyàn]
玉彥
英文
tamahiko-
The hon. choy so yuk, wwf hong kong ambassador mr daniel wu and miss gigi leung, together with mr markus shaw, wwf hong kong chairman, today joined 1, 300 nature lovers to explore the beauty of hong kong s natural environment at sai kung and help raise funds for wwfs conservation and education work. aia foundation is the premium sponsor and canon hongkong co. ltd as the major sponsor
立法會議員蔡素玉女士，世界自然基金會香港分會大使吳彥祖先生與梁詠琪小姐，連同本會主席邵在德先生，今天與1 ， 300名愛好大自然的人士一起參加由世界自然基金會舉辦的步走大自然活動，在探索瑰麗多姿的香港自然環境之餘，更協助本會籌募保育與教育經費。In this dissertation, we study the global topological classification and coefficient conditions of the plane homogeneous fifth polynomial differential system the main techniques used in this thesis includes the methods of the global structure and coefficient conditions of the plane homogeneous quadratic and cubic system mentioned in the paper [ 1 ] of professor ye yanqian, and the paper [ 2 ] of professor li xue min, also includes the idea to high - order critical point of professor zhang zhifen, lu yulin and han yuliang etc. due to the degree of polynomial in the right of equal - sign crease, when we discuss the global structure, the more special directions, the more difficulty in drawing phase portraits of this system
本文主要討論一類平面齊五次多項式微分系統的全局拓撲結構及系數條件。借鑒了文獻[ 1 ]葉彥謙教授對平面齊二次系統的全局結構及系數條件和文獻[ 2 ]李學敏教授對平面齊三次系統的全局結構及系數條件的研究方法，同時綜合了張芷芬教授、陸毓麟教授、韓玉良教授等人對高次奇點的研究思想進行討論。這樣，由於等號右邊多項式次數的增加，討論系統的全局結構時，可能出現的特殊方向就會增加，在作全局相圖時，難度增大了。Mr pang yuk wing, joseph is an outstanding banker and community leader. after graduating from the chinese university of hong kong in 1973, mr pang joined the bank of east asia
彭玉榮先生為本港卓越的銀行家及社會俊彥，一九七三年畢業于香港中文大學，同年加入東亞銀行有限公司。
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