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- Each kind of wave may use the trigonometric function equation to express. 各种波形曲线均可以用三角函数方程式来表示。
- Some Simple Uses for Trigonometric Functions. 三角函数一些简单的应用。
- Trigonometric functions use radian mode for angles. 三角函数的角度使用弧度模式。
- Teaching goal: Makes the student to further understand the trigonometric function the definition, and using.... 教学目标：使学生进一步理解三角函数的定义，及应用。...
- The main purpose of study is the application of the image and character of trigonometric function. 课题主要研究的是信息技术在三角函数的图象与性质中的应用。
- We might prefer to stick to trigonometric functions. 我们可能宁愿拘泥于使用三角函数。
- The trigonometric functions are defined for right triangles. 三角函数是对直角三角形定义的。
- On each step of iteration, no trigonometric function is used, and only four multiplications for cardioid curve are required. 迭代过程中避免了三角函数的运算，每步仅需4次（心脏线）乘法运算。
- Our model proposed trigonometric function method which simplifies the previous model and is suitable for variable temperatures. 我们提出的三角函数模型简化了先前的多项式模型且可适用于不同的温度。
- The reluctivity matrix is obtained by using the trigonometric function transformation and the form of coefficient matrix is simplified. 该方法适用于任意阶多项式描述磁化曲线的非线性谐波电磁场问 题的求解，并提高了计算的精度。
- Two new algorithms,non impact fast feed interpolation and fast trigonometric function algorithm are presented in this paper. 提出了用于数控系统的无冲击快速进给插补算法及具有广泛应用前景的快速三角函数算法。
- Method The angles of the bullet ballistic inside body were analyzed by ways of solid geometry construction and trigonometric function numeration. 方法采用立体几何作图法和三角函数计算法进行体内弹道射击角度计算。
- Using scheme of mapping table lookup, the invention solves disadvantages in maximum likelihood estimation method, where trigonometric function cannot be implemented in FPGA. 本发明利用映射查表方案，解决了现有的最大似然估算法中三角函数不能在FPGA中实现的缺点。
- Based on the approximation of numbers in Q format, fixed point is used to approximate the value of trigonometric function of the rotation matrix in the algorithm. 该算法根据Q格式数对浮点数的近似,采用定点逼近旋转矩阵中的三角函数值。
- Exponential and trigonometric Functions: read Chapter 2 and do exercises. 指数和三角函数：阅读第二章以及做练习题。
- The same results were also deduced by trigonometric functional operation. 并根据三角函数推导得出结果一致。
- It will be assumed that the reader is familiar with logarithms and trigonometric functions. 我们还希望读者能熟悉对数和三角函数。
- This method not only possesses a high precision but also is figurative, speedy and handy as compared with simultaneous system of equations method and trigonometric function method. 同联立方程组法和三角函数法相比较,该方法不仅具有同样的高精度,而且更具有直观、快捷和简便的显著优点。
- Six growth curves used for prediction of oilfield development indexes expressed with trigonometric function are proposed,thus perfecting and abounding in the existed growth curve methods further. 提出了用三角函数表示的一类用于油田开发指标预测的增长曲线共6条,从而进一步完善和丰富了现有的增长曲线法。
- At last ,the writer joins the contents of plain vector and trigonometric function together ,and make further discussion about how to solve the geometrical problems by using plain vector. 最后，笔者对平面向量与三角函数内容衔接，以及用平面向量处理几何问题做了进一步的探讨。
