用阿基米德螺線能成功地解決化圓為方的問題,方法很簡單.A neat solution of the quadrature problem can be achieved with the spiral of Archimedes.現在的密封槽型比較常用的是對數螺線槽.Now the commonly used seal groove is a logarithm spiral groove.螺線齒輪被用于傳送在平行的軸之間的行動.Hel...
The fracture mode of SPS sintered molybdenum belongs to brittle intercrystalline fracture.SPS燒結鉬的斷口呈沿晶斷裂,屬于脆性斷裂.There is a tendency of intercrystalline corrosion and spalling corrosion for Aluminum - Lithium alloys in co...
With fewer tourists in town, the taxi trade is going through its leanest patch for 30 years.隨著城里游客的減少，出租車行業正遭受30年來最不景氣的時期。In general ? the leaner the meat? the better - and wild game tends to be the leanest.一般來說,肉越 瘦 越好,...
The most striking feature of those statistics is the high proportion of suicides.那些統計數據最引人注目之處是其極高的自殺率。She accolades for her directorial feature film debut, The Virgin Suicides.她的導演處女作《處女自殺》獲得好評.The most striking feature...
“接招”樂隊是世界上最好的組合，就是這樣的。"Take That" are the best group in the whole world. So there.理查德·張伯倫已經同意接拍《荊棘鳥》的續集。Richard Chamberlain has agreed to make a sequel to "The Thorn Birds".接下來的幾周將是適應階段。The next few weeks will be a perio...
結果 哮喘巴布膏本身具有良好的透皮作用,加入1.5%氮酮作為透皮促進劑效果最佳.RESULTS Asthma adhesive plaster has favorable permeation and the best action with 1.5 % AZONE.目的探討氮酮、杜香萜烯兩種滲透促進劑對復方骨質增生貼劑透皮滲透的影響.RESULTS Both Azone and Lepaloine at different conce...
堿金屬原子的價原子具有兩種能態.The valence atom of an alkali - metal atom has two states.所有的堿金屬都在閉合殼層之外有一單個S電子.All the alkali metals have a single s - electron outside a closed shell.當堿金屬光譜顯示出不容懷疑的雙線結構時,是令人驚奇的.It was surprising when th...