above pipe line 中文意思是什麼

above pipe line 解釋
地面管道
  • above : adv 1 在上面;在頭上;【宗教】在天上。 in the room above 在樓上房間里。2 上級;(河)上流;以上。...
  • pipe : n 1 管,導管,筒。2 煙斗,煙袋;一袋煙。3 〈古語〉笛,管樂器;【航海】(水手長的)哨子(聲);〈p...
  • line : n 1 線;繩索;釣絲;測深度用繩,捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  1. Note : when valve is installed above a horizontal line or on a vertical line, on steam service, equalizer pipe must have a water seal loop

    注:如果在蒸汽應用場合,閥門安裝在水平管道的上方或在垂直管道上,則必須配置平衡管以形成水密封迴路。
  2. Note : when regulator is installed above the line or in a veritcal line on steam service, the control pipe must have a loop to form a water seal to prevent steam from contacting the diaphragm

    注:在蒸汽應用中,如果調節閥安裝在管道的上方或安裝在垂直管道上,則控制管道必須有一個迴路,以形成水密封,防止蒸汽接觸隔膜。
  3. The use of the double eccentric structure in the butterfly plate so as to the horizontal valve shaft is lifted a little distance above the pipe central line, and it makes that the area of lower half part butterfly plate is bigger than upper part

    該閥採用雙便心閥板,水平安裝的閥軸在管道中心線上抬高一定距離,使閥板下半部分迎水面積大於上半部。
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