a long time ago

long sea [= long wave]

(2+1)-dimensional dispersive long wave equation

(2+1)-dimensional dispersive long wave system with variable coefficient

100 m Long Steel Rail

1000 km long green corridor

1000 m long great diameter borehole

2+1 dimensional dispersive long wave system

2+1-dimensional dispersive long wave equation

2+1-dimensional dispersive long wave equations

2+1-dimensions nonlinear dispersive long wave equa

3G long term evolution

4G Long Term Evolution

5’-tailed long primer

56 meters long box beam

60m Long Box Beam

65m-long

8～14nm long wave

8-12μm long wave

a face as long as a fiddle