The split graph is given endomorphism images are retracts.给出了任意自同态像图都是收缩核的分裂图的结构.In this paper, split graphs with complete endomorphism - regularity are characterized explicitly.本文给出了具有完全正则自同态半群的分裂图的结构特征....
石墨甚至其线性类似物, 聚 ( 名聚-苯撑 ) 都是极难溶解的.Graphite and even its linear counterpart, poly ( p - phenylene ) are too insoluble.正和它们的低分子量的类似物一样,微量的酸或碱常能促进聚合物的水解.Hydrolysis of polymers if often catalyzed by traces of acids or bases.石墨...
她在自己熟悉的领域里对自己的行为有十足的把握。On her own ground she knows exactly what she's doing.若有犯罪或不道德的行为，他们就会被解雇。They would be sacked for criminal or scandalous behaviour.这个实用的基础模型较为简略地解释了人类的行为。This basic utilitarian model gives a r...
He mostly stayed at home tucking up the children.他主要待在家里，帮孩子们盖好被子睡觉。"Probably," I said, tucking in my shirt.“大概吧，”我边说边把衬衫掖了进去。I can assure you that we have every chance of tucking his ass into jail.我敢向你担保,我们完全有把握将这头蠢驴塞进监...
Captain Cook safely navigated his ship without accident for 100 voyages.库克船长驾驶的船安全出航100次无事故。Put the onions in the pan and cook until lightly browned.将洋葱放入平底锅内，炒至略呈棕色。As the egg whites cook, they coagulate and rise to the...