把模论中的图追踪 、 五引理 、 马蹄引理推广到一般的情形.As a result , the Graph Chasing , the Five Lemma, the Horseshoe Lemma in module theory generalized.报告中参杂着方程式 、 数学引理 、 拱形曲线和一系列矩阵.The presentation was a riot of equations, mathematical lemmas...
...a confection made with honey and nuts.用蜂蜜和坚果制成的甜食And, curled about the brim of this confection was the perkiest of green ostrich plumes.而且, 这件绝妙精制品的帽檐周围还装饰着洋洋得意似的驼鸟毛呢.He found himself staring at an extraordinary archi...
用手指与拇指直立地拿著吸入器,将拇指放在底部, 及吸口的下方.Hold inhaler upright between fingers and thumb with your thumb on the base, below the mouthpiece.针对氧气吸入器检定过程中存在的主要问题,指出了计量器具检定的必要性、重要性.Points out the necessary and important meaning of the ...