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標(biāo)題: [轉(zhuǎn)帖]汽車專業(yè)英語——Engine Terms(發(fā)動機術(shù)語 [打印本頁]

作者: lisong8891    時間: 2009-5-18 11:45
標(biāo)題: [轉(zhuǎn)帖]汽車專業(yè)英語——Engine Terms(發(fā)動機術(shù)語
汽車專業(yè)英語——Engine Terms(發(fā)動機術(shù)語)
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:cool:  Engine Terms(發(fā)動機術(shù)語)
4 {. q+ P- @; E# b; |1 @2 v    TDC(top dead center) ― the position of the crank and piston when the piston is farther away from the crankshaft." r3 Q+ o0 |2 V% m
    TDC (上止點) - 當(dāng)活塞離曲軸最遠時,曲柄和活塞的位置。
" q. u. D; f4 A# V8 T5 c" U    BDC (bottom dead center) ― the position of the crank and piston when the piston is nearest to the crankshaft.
, W3 o, U0 ~3 Z' j/ K. ~    BDC (下止點) - 當(dāng)活塞離曲軸最近時,曲柄和活塞的位置。5 L$ S- J/ n/ G0 X2 ]& r" l
    stroke ― the distance between BDC and TDC; stroke is controlled by the crankshaft.
0 y4 c" }" c! b    行程 - 下止點和上止點之間的距離;行程由曲軸控制。6 l2 }! t5 c" z. @  G  A! _6 N  }7 k8 R
    bore ― the internal diameter of the cylinder.
8 v, }! T2 |' J! l+ x6 @# I5 s    缸徑 - 汽缸的內(nèi)徑。' M* Y* E+ h2 w0 Z
    swept volume ― the volume between TDC and BDC.
; c- f+ Z# ?6 Z    有效容積 - 上止點和下止點之間的體積。
$ E* f- G2 |: g! r) S0 T! O    engine capacity ― this is the swept volume of all the cylinders, e.g. a four-cylinder engine having a capacity of two liters (2000 cm3)
% j  A# Z1 S6 x, _! G' n    has a cylinder swept volume of 500 cm3." l: b' d  G7 l* b
    發(fā)動機排量 - 這是全部汽缸的有效容積,例如一臺排量為兩公升(2000 cm3)的4個汽缸的發(fā)動機每一個汽缸的有效容積為500 cm3。
0 K" ?2 F  b) A: _7 w& Z' d" W    clearance volume ― the volume of the space above the piston when it is at TDC.2 }6 k1 G8 E' W' X+ q+ `! n
    間隙容積 – 當(dāng)活塞位于上止點時,活塞頂上面的氣缸空間。
1 |8 x& [: E" [4 P/ m    compression ratio = (swept vol + clearance vol)/(clearance vol)! f. ^, t6 [; K- \9 {
    壓縮比 = ( 有效容積 + 間隙容積 ) / ( 間隙容積 )1 ~. K9 |/ A/ c0 N! q- ]* I/ F
    two-stroke ― a power stroke every revolution of the crank.
1 J; D( m) F5 y2 T    二沖程 – 曲柄旋轉(zhuǎn)一圈作功一次。
( L$ E0 _/ V6 G3 X' m) M8 R    four-stroke ― a power stroke every other revolution of the crank./ v2 P0 l' L" u
    四沖程 - 曲柄旋轉(zhuǎn)兩圈作功一次。





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