A method of applying parametric control and enhancing technique in order to solve optimal control problem of lunar probe precise Fixed-point soft landing is studied.
研究了一种应用参数化控制求解月球探测器精确定点软着陆最优控制问题的方法。
2
Chromatographic technique was introduced together with single external standard and single point calibration adopted, in order to determining impurity components of hydrogen;
介绍了运用色谱技术，采用单外标物、单点校正法，测定氢气中的杂质组成；
3
The main point of this essay is the research of the NC machine tools reliability growth technique, which is order to achieve the significant reliability growth by applying these techniques.