管子內螺紋 的英文怎麼說

中文拼音 [guǎnzinèiluówén]
管子內螺紋 英文
ipt
  • : Ⅰ名詞1 (管子) pipe; tube 2 (吹奏的樂器) wind musical instrument 3 (形狀似管的電器件) valve;...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 名詞(花紋; 紋縷兒) lines; veins; grain
  • 管子 : [工業] tube; pipe; valve管子安裝 pipe installation; 管子扳手 bulldog wrench; 管子鋼 tube steel; ...
  1. Taking some tubular air pre - heater used in one boiler whose capacity is 130 t / h as an example, new blue print with inner trachea is completed by means of computer program. several key design variables may be changed, such as diameter of pipe and velocity of flow of gas. these cases have been considered, and their results have also been compared with each other

    比較了幾個重要的設計變量,如外徑、煙氣流速等參數變化時,總傳熱系數和空預器本體總重量,阻力損失以及最低壁溫度等幾個重要設計結果的變化趨勢,對空氣預熱器的設計具有借鑒意義;其間還分析了與光在設計時的不同之處;最後,初步分析了的優化設計問題,提出了一些建議。
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