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- Mathematic module of DC voltage is established under the principle of simultaneous power balance and harmonics to guide the design of DC capacitor. 采用瞬时功率平衡原理,在含有谐波的情况下建立直流电压的精确数学模型,用于指导直流电容设计;
- Second build up the mathematic module of the jigger tension control system, analyze its control type and emendation methods, perform experiments and draw some conclusions. 第二部分是建立了卷染机张力控制系统的数学模型,控制方式及校正方法的分析,完成了卷染机张力控制系统的试验,取得了有益的结论。
- The mathematic module of the PLL was built and the sub-circuit such as Phase Detector(PD),Charge Pump(CP),Loop Filter(LF) and Voltage Control Oscillator(VCO) was designed cautiously. 主要包括:研究了该锁相环系统建模,完成了鉴相器(PD)、电荷泵(CP)、环路滤波器(LF)以及压控振荡器(VCO)子电路设计。
- He is reputedly brilliant at mathematics. 据说他在数学方面很有才能。
- It is a complexity of higher mathematics. 这是一道高等数学的难题。
- The elemental mathematics is very easy. 初等数学很简单。
- Mathematics arose from the need of men. 数学是由于人们的需要而产生的。
- I'll have to rub up my mathematics. 我得把数学复习一下。
- I'm afraid I'm quite hopeless at mathematics. 我担心我的数学怎么也学不好。
- He is superior to his brother in mathematics. 他的数学比他兄弟好。
- He taught mathematics for many years. 他教数学已很多年了。
- She surpassed her brother in mathematics. 她在数学方面超过了她的兄弟。
- He has a great faculty for mathematics. 他具有很强的学数学的才能。
- Mathematics is difficult for some students. 有些学生觉得数学困难。
- He was weak in mathematics, but good at English. 他数学差,但英语好。
- Mathematics is her favorite subject. 数学是她喜欢的科目。
- She was wrestling with assignments in mathematics. 她在苦苦对付数学作业。
- Einstein's theory marked a new epoch in mathematics. 爱因斯坦理论开创了数学的新纪元。
- He knew enough mathematics to muddle through in his job. 他懂得一些数学,工作上大体可以对付过去。
- High forms of animal life; higher mathematics. 动物生态的高级形式; 高等数学