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时角的英文

音标:[ shíjiǎo ]  发音:  
"时角"怎么读用"时角"造句

英文翻译手机手机版

  • [天文学] hour angle

例句与用法

  • the sun's hour angle counts from the middy position and changes 360°per day or 15°per hour.
    太阳的时角从中午的位置算起,每天改变360或一小时变化15。
  • Excess of hour angle increment
    时角增量超差
  • The concept of row ( column ) transposed matrix and row ( column ) symmetric matrix is given , their basic property is studied , and the formula for full rank factorization and orthogonal diagonal factorization of row ( column ) symmetric matrix are presented , which can reduce dramatically the amount of calculation and save the cpu time and memory without loss of any numerical precision
    摘要提出了行(列)转置矩阵与行(列)对称矩阵的概念,研究了其性质,给出了行(列)对称矩阵的满秩分解和正交时角分解公式,极大地减少了行(列)对称矩阵的满秩分解和正交对角分解的计算量与存储量,且没有降低数值精度。
  • In the last chapter , by introducing the isochronous center of real systems into complex planar and defining complex center and complex isochronous center , a concise linear recursion formula for period constants is given , necessary and sufficient conditions of complex isochronous center ( the time - angle difference theorem ) proved , conditions of real systems with linearizable center and saddle treated unitedly and the isochronous center conditions discussed fully for a class of real planar cubic systems
    在第七章,通过把实系统等时中心引入复平面研究,定义了复中心和复等时中心,给出了等时中心周期常数计算的简明的线性递推公式,证明了等时中心判定的充分必要条件(时角差定理人统一地处理了实系统具有可线性化的中心和鞍点条件,并对一类实平面三次系统的等时中心条件进行了完整研究
用"时角"造句  

其他语种

百科解释

时角(HA)是天文学的名词,一个天体的时角被定义为该天体的赤经(RA)与当地的恒星时(LST)的差值。
详细百科解释
时角的英文翻译,时角英文怎么说,怎么用英语翻译时角,时角的英文意思,時角的英文时角 meaning in English時角的英文时角怎么读,发音,例句,用法和解释由查查在线词典提供,版权所有违者必究。