β射线: beta ray方程: equation外: outside; external side推: push; shove射线方程: ray equation傍轴射线方程: paraxial ray equation射线方程偏移: ray-equation migration射线方程β-ray eye: ray equation等倾线方程: isocline equation对角线方程: diagonal equation共线方程: collinearity equation; collinearityequation共线方程式: collision equation基线方程: base line equation基线方程式: base equation渐开线方程: involute equation抛物线方程: parabola equation; parabolic equation切线方程: tangential equation曲线方程: curvilinear equation; equation of a curve矢端线方程: hodograph equation双曲线方程: hyperbolic equation位置线方程: equation of lop影响线方程: equation of the influence line直线方程: equation of straight line; equation of the straight line; linear equation; straight-line equation直线方程式: equation of line; straight line equation对数直线方程: logarithmic straight line equation
