y-intercept meaning in Chinese

y截距
y形交叉口

A diagnostic equation for n0s , the y - intercept of the assumed exponential snow distribution , is allowed to vary with snow mixing ratio . the scheme assumes a marshall - palmer distribution law for rain , snow and graupel with a constant intercept parameter n0
该方案将雪的m ? p分布谱参数截距n _ ( os )表达为雪的比含水量的函数，建立了n _ ( os )的诊断预报方程。