-A two-dimensional.nonlinear numerical model is used to study the residual current generated by tides in the East China Sea (ECS)and the South Huanghai Sea (SHS
欧盟决定从6月15日起停止进口美国牛肉,欧盟的这一决定是在从美国进口的不含激素的牛肉中发现荷尔蒙激素后作出的。欧盟委员会一位发言人说,经过专家鉴定,在"保证不含荷尔蒙
The spectrum variance m0, peak frequency ω0 and peakness factor p are expressed in terms of nondimensional fetch and duration by making use of relations which
近几年,河蟹"颤抖病"暴发横行,使养殖生产受到严重损失。为此,安徽省组织有关专家对重点灾区进行了全面的调查研究。尽管"颤抖病"为病毒所感染的结论还需要进一步论证,特效药
To examine the circulation in shallow water with tidal flat, a finite element model for the numerical solution of the shallow water equations was developed by m
羊酮尿病常发生在绵羊和山羊妊娠后期,以酮尿为主要症状。绵羊多发于冬末春初,山羊发病没有严格的季节性。淄川区某乡镇良种羊繁育基地,于1998年10月,自鲁西南荷泽地区购进良
从患病鸵鸟分离出1株新城疫病毒金扩世丁壮王兴龙金宁一 (中国人民解放军农牧大学研究所,吉林长春130062) 某鸵鸟场饲养了30多只鸵鸟,10月龄。几天前发现有几只鸵鸟出现拉稀
Numericalstudyofpollutanttransportinthesea-baywithmildslopebeachWangZeliangandTaoJianhua(ReceivedDecember22,1996;acceptedJanu...