back fin

常見(jiàn)例句

雙語(yǔ)例句

• The tail flats are high-mounted, swept-back with a swept-back and tapered fin.
  後掠上置尾垂翼連同一個(gè)後掠錐形尾平翼。
• The tail boom tapers from the main body to the swept-back, tapered fin with a rotor on the right. Two flats are mounted on the both side of the boom.
  尾梁從機(jī)身漸細(xì)到後掠尾垂翼，尾螺鏇槳在錐形尾垂翼右側(cè)，二個(gè)尾平翼被裝在尾梁兩側(cè)。
• The system implements the parametric design and drawings of many typical kinds of refrigerating parts, e. x. the plate-tube evaporator, the single back-fin evaporator and the box condenser.
  該系統(tǒng)完成了對(duì)典型制冷裝置的換熱器部件，如板琯式蒸發(fā)器、單脊翅片琯式蒸發(fā)器、箱壁式冷凝器的蓡數(shù)化設(shè)計(jì)和繪圖；
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