First, the essential difference and similarity between strap-down stabilizingmethod and rate-gyro method was discussed.
首先分析了捷联稳定和陀螺稳定的本质区别与联系；
2
A linewidth stabilizingmethod for defocusing laser direct writing is proposed for further improvement of line quality of diffractive optical elements.
为了提高激光直写加工衍射光学元件时的线条质量，提出一种离焦激光直写的线宽稳定方法。
3
This invention also relates to a light stabilizingmethod for at least one dibenzoylmethane derivative with effective amounts of at least one dithiolane compound (I).