用阿基米德螺线能成功地解决化圆为方的问题,方法很简单.A neat solution of the quadrature problem can be achieved with the spiral of Archimedes.现在的密封槽型比较常用的是对数螺线槽.Now the commonly used seal groove is a logarithm spiral groove.螺线齿轮被用于传送在平行的轴之间的行动.Hel...
With fewer tourists in town, the taxi trade is going through its leanest patch for 30 years.随着城里游客的减少，出租车行业正遭受30年来最不景气的时期。In general ? the leaner the meat? the better - and wild game tends to be the leanest.一般来说,肉越 瘦 越好,...
“接招”乐队是世界上最好的组合，就是这样的。"Take That" are the best group in the whole world. So there.理查德·张伯伦已经同意接拍《荆棘鸟》的续集。Richard Chamberlain has agreed to make a sequel to "The Thorn Birds".接下来的几周将是适应阶段。The next few weeks will be a perio...
结果 哮喘巴布膏本身具有良好的透皮作用,加入1.5%氮酮作为透皮促进剂效果最佳.RESULTS Asthma adhesive plaster has favorable permeation and the best action with 1.5 % AZONE.目的探讨氮酮、杜香萜烯两种渗透促进剂对复方骨质增生贴剂透皮渗透的影响.RESULTS Both Azone and Lepaloine at different conce...
碱金属原子的价原子具有两种能态.The valence atom of an alkali - metal atom has two states.所有的碱金属都在闭合壳层之外有一单个S电子.All the alkali metals have a single s - electron outside a closed shell.当碱金属光谱显示出不容怀疑的双线结构时,是令人惊奇的.It was surprising when th...
The fracture mode of SPS sintered molybdenum belongs to brittle intercrystalline fracture.SPS烧结钼的断口呈沿晶断裂,属于脆性断裂.There is a tendency of intercrystalline corrosion and spalling corrosion for Aluminum - Lithium alloys in co...
The most striking feature of those statistics is the high proportion of suicides.那些统计数据最引人注目之处是其极高的自杀率。She accolades for her directorial feature film debut, The Virgin Suicides.她的导演处女作《处女自杀》获得好评.The most striking feature...