常見例句雙語例句Air flow measurement of utility boilers is often liken by using venturi duct, latticed wing, multiple pilot tube and double venturi tube.電站鍋爐的通風(fēng)量，主要用風(fēng)道型文丘裡、機(jī)翼、笛型琯及雙文丘裡進(jìn)行測(cè)量。 返回 duct pilot