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Instabilities of shallow gas-charged seabed are potential geological hazards in ocean engineering. In practice, the conventional field sampling techniques faile
说到汤,世界各地的许多美食家都信奉这样的一个信条:“宁可食无肉,不可食无汤.”汤对维护健康、保持和增强体力大有裨益,无论走到哪里,人们都说“喝汤补身”.在西方各国中,美
The present work is concerned with a two-dimensional(2D)Stokes flow through a channel bounded by two parallel solid walls.The distance between the walls may be
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我2017年8月退休回到故里,正值嘉祥县作家协会换届,应县文联邀请,我参加了嘉祥县作家协会第四届代表大会,荣幸地当选为作协主席.我的文学梦在退休后得以延续,而且同全县160多
春天仿佛是在一天来临似的,让人常有眼花缭乱、目不暇接之叹.rn昨天还在朦胧中昏睡的大地,今天就睁开了睡眼,在眨眼之间苏醒了;昨天还在封锁的冰河,今天就通体融化了;昨天还
It is well-known that practical vibro-impact systems are often influenced by random perturbations and external excitation forces,making it challenging to carry
春分过后天气转暖,该如何养生呢?有些养生误区,必须远离.rn误区一:放任春困rn春天到了,老年人的睡眠时间也应调整了一下.春季犯困常见,从养生方面来说,白天一犯困就睡觉,这不
Understanding three-dimensional(3D)in situ stress field is of key importance for estimating the stability of large deep underground cavern groups near valleys.H