| 释义 |
L,lL,l[el]n.(pl. L's, l's; Ls, ls [elz])1.■英语的第十二个字母2.■[L] L形物, L形管, L形建筑物3.■[L]罗马数字的504.■[L]【物】潜热(latent heat)的符号5.■[L][美](=elevated railroad)高架铁路L station高架铁路车站;L train高架铁路列车
继承用法L bandn.1.■L 波段(390-1550兆赫; 波长76.9-18.3厘米)L,l bar,L-beamn.1.■(不等边)角钢L-capturen.1.■L层电子俘获L-cathoden.1.■金属多孔[多孔隔板]阴极, L型阴极L squaren.1.■直角尺[板] |