air-to-air target practice 中文意思是什麼

air-to-air target practice 解釋
空對空射擊練習
  • air : n 1 空氣,大氣。2 天空,空中。3 微風,和風。4 態度,樣子,風度,氣派;〈pl 〉高傲的架子。5 傳播,...
  • to : adv 到某種狀態;〈特指〉到停止狀態;關閉。 ★也常和動詞結合,略去其後賓語,而構成成語: The door i...
  • target : n 靶子,標的;目標;(嘲笑等的)對象;笑柄 (for); (儲蓄,貿易等的)定額,指標;小羊的頸胸肉;...
  • practice : n 1 實行,實踐,實施;實際;實用;做法,技術。2 習慣,慣例,常規。3 練習,演習,實習,實驗;老練...
  1. But the temperature difference at the vertical direction in combustion chamber in lead column, that is said by operator, is over 60 ?. ( 2 ) according to the experiences in the practice, the second layer air and the second layer gas had a little effect of support burning, and the third air has little effect for combustion, and the power to drawing exhaust gas can only be adjusted in limited range. the problems, it is said above, restricted more advance of some kinds of technology and economy target in spelter refining in new jersey furnace

    由於鋅精餾爐產量提高,一些問題開始暴露出來: ( 1 )燃燒室?舶要求溫度差不超過10 ,而從現場反映的情況來看,燃燒室上、中、下部溫度差已超過60 ; ( 2 )在生產實踐中,發現燃燒室第二層空氣、第二層煤氣作用甚小,第三層空氣失去助燃作用,廢氣出口的抽力可調范圍有限;以上這些問題在客觀上制約了精餾塔在鋅精煉中各項技術經濟指標的進一步提高。
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