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- The thermodynamics first law and second law analyses were performed for orifice type and double-inlet type pulse tube refrigerator (PTR), and the dynamic characteristics of the flow and heat transfer processes inside the PTR were revealed. 摘要采用熱力學(xué)第一定律和第二定律分別對小孔型和雙向進(jìn)氣型脈管制冷機進(jìn)行了熱力學(xué)分析,揭示了制冷機內部的流動(dòng)和傳熱過(guò)程的動(dòng)態(tài)特性。
- It is found that for the PTR studied the coefficient of performance of the double inlet type can be improved from 0.091 to 0.108 and from 25.04% to 29.95% for the corresponding exergy efficiency compared with the orifice type. 計算結果表明:針對所研究的脈管制冷機從小孔型到雙向進(jìn)氣型的改進(jìn)使得制冷機的制冷系數從0.;091提高到了0
- A mouse ran out from the dark orifice of the cave. 一只老鼠從黑暗的洞口跑出。
- The concentric orifice is most frequently used type. 同心圓孔板是最經(jīng)常使用的形式。
- In a printer, the removable type element. 印刷機上可拆卸的打印部件。
- Do you type the letter or take a rest? 你打信呢,還是休息呢?
- An endless flow of word stream from the same orifice. 一連串滔滔不絕的話(huà)都是同一張嘴巴講出來(lái)的。
- The headwords in this dictionary are in bold type. 本詞典的詞條用的是粗體字。
- He devises a new type of transistor. 他發(fā)明了一種新的晶體管。
- This type of bulb screws into the socket. 這種燈是擰到燈座上的。
- An endless flow of words streamed from the same orifice. 一連串滔滔不絕的話(huà)都是同一張嘴巴講出來(lái)的。
- This type of bicycle is up to date. 這種款式的腳踏車(chē)是最新式的。
- I don't think she's the artistic type. 我認為她不屬藝術(shù)家那類(lèi)的人。
- She is not the type of girl that Daniel goes for. 她不是丹尼爾追求的那種女孩子。
- cone in cone type viscosimeter 雙圓錐式回轉粘度計
- Could you type this letter for me? 你能為我打這封信嗎?
- A new type of car is on the market now. 現在一種新型小汽車(chē)正在上市。
- Non-plugging bonnet and throttle orifice. 無(wú)堵塞閥帽和節流孔。
- The new type of bus comes into service next month. 下月這種新型公共汽車(chē)即可投入運行。
- This sentence is in italic type. 本句是用斜體字印刷的。