建立了同流环境中沿射流轴线的中心线稀释的理论方程。
The theoretical equation of the centerlinedilution along the axis of jets in coflow ambient is developed.
喷口中心线与补燃室轴线的角度增加对碰撞有催进作用，但影响效果相对较小；
The increase of the angle between centerline of nozzle orifice and axis of secondary combustor can promote collision number, but the effect is small.
分析了对接面与管段中心线夹角误差对沉放后线路位置的影响，提出了控制隧道轴线偏差的措施；
This paper also presents a method to solve the tunnel axis displacement on line caused by angle error between tube center axis and datum of joint.
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