methane

DPWMMIN调制，在matlab2014A验证，可以运行。(DPWMMIN modulation, has been verificated in the matlab2014A.)

this is a guidle for cnc machine

电力自动化专业领域的一个重要内容，机组组合算法。(power automation fields of expertise as an important, unit commitment algorithm.)

电力系统暂态稳定分析，分段计算法，matlab程序代码(Power system transient stability analysis, sub-method of calculation, matlab code)

电力系统配电线路防雷设计指导书，用于雷击风险评估，防雷措施效果计算。(Power system distribution line lightning protection design guide books, the risk assessment for lightning, lightning effects of measures calculated.)

电力系统可靠性分析，清华大学出版 PDF版，系统讲解电力系统可靠性研究领域今年来取得的成果(Power system reliability analysis)

该程序实现瞬变电磁法三维正演，其中场源可以是多个。(The program realizes the 3D forward modeling of transient electromagnetic method, in which the field source can be multiple.)

该程序实现重力勘探中的布格重力场校正，程序包括，地形校正，中间层校正，高度校正，纬度校正，程序较为复杂，但注释清楚利用理解。(The programis about of the Bouguer gravity field correction, including terrain correction in gravity exploration, the middle layer height correction, correction, correction of latitude, the program is relatively complex, but notes with clear understanding.)

通过坐标转换的方法估算月球在某一时刻在J2000坐标系下的位置和速度。（理解航天中坐标转化、时间系统的学习案例）(Through the coordinates of the conversion method to estimate the moon at a time in the J2000 coordinate system under the location and speed. (Understanding of aerospace coordinate transformation, time system learning case))

说明：  Matlab显式三维地震数据的源代码，从事地震勘探研究的同行可下载，很方便(Matlab explicit three-dimensional seismic data of the source code, engaged in seismic research peer can be downloaded, it is convenient)