The results indicated that N deficiency decreased root radial and axial hydraulic conductivity of maize.

用蒸腾计法和解剖学方法分别研究了氮亏缺对玉米单根径、轴向导度的影响。

youdao

And we talked about the equation you can use for radial nodes last time, and that's just n minus 1 minus l.

我们讲过这个用于,计算径向节点的方程，也就是ｎ减去ｌ减去１

麻省理工公开课 - 化学原理课程节选