The coherent combination of multi - Hermite - Gaussian beams is proposed to describe the flat - topped beams.提出了用多束厄米高斯光束相干合成产生平顶光束的方法.The Y - frame drawbar is constructed from two solid beams that can bear more loads.牵引...
“雪狗之家”是一所针对3至6岁儿童的滑雪学校。Snow Puppies is a ski school for 3 to 6-year-olds.每天报纸都在讲述世界各地受虐儿童的故事。Every day the newspapers tell stories of children worldwide who are abused.成人与儿童的比例为1比6。The adult to child ratio is 1 to 6....