21. Among those closely tracking the hurricanes was Long Island Lighting Co ., whose above-ground lines are particularly vulnerable to heavy winds. 22. The system can also emulate RS-232 signal by combining the lower voltage sides of each signal to the RS-232 signal ground line . 23. The Virginia Military Institute's post _ no one here calls it a campus _ is a parade ground lined with fortresslike buildings. 24. It took ground lines nearly 100 years to reach that level of penetration, according to Sheldon Hochheiser, AT & T's corporate historian. 25. The hassle of changing his phone number and paying installation fees made his decision to drop the ground line a little easier. 26. Natural heights are measured above the ground line and then projected in the same way until they meet the vertical from the map. 27. It took ground lines nearly 100 years to reach that level of penetration, according to Sheldon Hochheiser, AT & amp; T's corporate historian. 28. After intersecting the ground line , those lines go toward the distance point ( for 45?) or the principal point ( for 90?). 29. Q : Ever since I set up our DSL connection, we have been hearing a hiss when we use our ground line or cordless phone. 30. In addition the weapons were installed along the line of the wing's dihedral, rather than parallel to the ground line as in the earlier Mustangs.
