...ARROW » (动) 使变窄; 缩小; 限制; 变窄 (名) 狭窄部分, 隘路, 海峡 (形) 狭窄的, 有限的, 精密的 Crankcase Line » 曲轴线 Liver (the target tissue) . 30 ppb.
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提出的内凹的盘铣刀铣可加工凹曲面又加工凸曲面。通过改变刀盘曲轴线与曲面的截线和刀盘半径有相同的曲率和曲率导数。
This paper presents a new method in which the disc cutter always has the same curvature and the curvature differential with that of the surfaces being machined.
研究结果表明，在任意可变斜轴涡流控制阀轴线与曲轴轴线夹角情况下，流通系数和无因次斜轴涡流比随着阀片开度的增大而逐渐减小。
The results show that at any Angle between axes of inclined swirl control valve and crank shift, flow coefficient and inclined swirl ratio increase gradually with increase of valve opening.
发现四气门汽油机各缸产生的最大滚流轴线与曲轴轴线夹角是不同的。
The results show that the Angle between maxi - mum tumble axis and crank axis generated by each cylinder in a four-valve gasoline engine varies.
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