By means of the Lagrange Multiplier, this paper points out the position of celestial bodies when their azimuth varies the slowest during diurnal motion, thus consummating the conclusion concerned.
用拉格朗日乘数法确定天体周日视运动过程中方位变化速度最慢点的位置，从而使有关结论完整化。
200~(th) anniversary of Darwin(born in 1809),90~(th) anniversary of Wu Si Movement(1919) and 60~(th) anniversary of the founding of the People\'s Republic of China(1949) are sending out.
在今年庆祝达尔文诞生200年、五四运动90周年和中华人民共和国建立60周年的大喜之年,作者对达尔文的贡献及其对中华园林、园艺的影响,纪念五四运动的意义、问题与反思,并在庆祝共和国成立60周年时,回顾并展望了园林教育、科研与园林事业,对园林教研提出了9点反思与建议。
The altitudes of a celestial body are always changing during its diurnal apparent motion,which affects directly the quality of celestial observations.
天体周日视运动过程中天体的高度不断变化,对天体观测的质量有直接的影响,通过分析天体周日视运动过程中天体高度的变化率,给出不同观测时机进行天体高度观测的特性,并用曲线图的形式给出天体高度变化率的极值点和零值点。
Reverie of May 4~(th):Remembered the 90~(th) Anniversary of May 4~(th)
遐思“五四”——为纪念五四运动90周年而写
The Basic Characteristics of the Sinicization of Marxism in the Period of the May 4th Movement-Commemorate the 90th Anniversary of the May 4th Movement
论五四时期马克思主义中国化的主要特点——纪念五四运动90周年
The Trend of Radical Thoughts in May Fourth Period and Its Reflection--Commemorate the Ninetieth Anniversary of May Fourth Movement
五四时期的激进思潮及其反思——纪念五四运动90周年
Democracy and Science:the Only Way for Chinese Nation’s Great Rejuvenation--For Ninety Anniversary of the May 4th Movement
民主和科学:中华民族复兴腾飞的必由之路——纪念“五四运动”90周年
The May 4 Movement in Yunnan--in Memory of the 90~(th) Anniversary of the May 4 Movement
五四运动在云南——纪念五四运动九十周年
The Spirit of the May 4th Movement & the Three Represents --Commemorate the 85 th Anniversary of the May 4 th Movement;
“五四”精神与“三个代表”——纪念五四运动85周年
Marxism and the Young Intelletuals in the Period of May 4th Movement-in commemoration of the 80th anniversary of May 4th Movement;
马克思主义与五四时期青年知识分子──纪念五四运动80周年
Developing the May 4th Spirit into Scientific Faith for the 83rd Anniversary of the May 4th Movement;
弘扬五四精神 确立科学信仰——纪念五四运动83周年
Inherit the Tradition of the May 4th Movement and Raise Patriotic Flag Highly;
继承五四传统 高扬爱国旗帜——纪念五四运动八十周年
The Debate between the Oriental and Occidental Cultures in the Period of the May 4th Movement(1919)-In Honour of the 80th Anniversary of the May 4th Movement;
五四时期的东西文化论战──为纪念五四运动80周年而作
It is now twenty years since the May 4th Movement and almost two years since the outbreak of the anti-Japanese war.
五四运动到现在已有了二十个周年，抗日战争也快到两周年了。
The New Culture Movement of Epoch-making Significance
具有划时代意义的新文化运动——纪念五四运动九十周年
It was at the time of the May Fourth Movement in 1919.
那是1919年“五四运动”。
In 1919 the May 4th Movement swept the country.
1919年，五四运动席卷全国。
The Derivation and Development of “Mr. Democracy and Mr. Science ”in China --In honor of the 82th anniversary of “May 4th Movement”;
“德赛两先生”在中国的由来与发展——纪念五四运动82周年
Re-discussion on the Issue of "Problems and Doctrines"-In Honor of the 90th Anniversary of the May Fourth Movement
关于“问题与主义”讨论的再讨论——纪念“五四”运动九十周年
or four-year periods between games.
四年周期即每四年一次的奥林匹克运动大会。
This speech was delivered by Comrade Mao Tse-tung at a mass meeting of youth in Yenan to commemorate the twentieth anniversary of the May 4th Movement.
这是毛泽东在延安青年群众举行的五四运动二十周年纪念会上的讲演。
