誰(shuí)散布的這些謠言?Who spread these rumours?造成散布的最嚴(yán)重的原因通常是推力偏斜.The most serious cause of dispersion is usually thrust misalignment.接下來(lái)的問(wèn)題是如何通過(guò)散布的點(diǎn)子畫出最佳線.The question then is how to draw the best line through the scattered points....