21.   Engineers designed software to help the probe figure out big problems from minor glitches and respond appropriately.

22.   Engineers designed the Titanic to stay afloat with four of its watertight compartments flooded.

23.   Engineers are designing bug-free turbines using nonstick surfaces and different blade angles, said David Simms of the National Wind Technology Center near Boulder, Colo.

24.   If a highway is being expanded, for instance, engineers must design the layout and surveyors must layout the site.

25.   In order for the capsule to survive the searing re-entry, engineers designed a lightweight heat shield made of phenolic-impregnated carbon.

26.   Instead of designing planes, the engineers are designing fuel-efficient burn barrels to warm pickets.

27.   Maaya said the engineers will design data communication equipment for Siemens projects.

28.   That will enable engineers to design products such as far more compact and powerful computers, high-quality digital televisions and telecommunications equipment.

29.   The communications satellite was designed by engineers of SUPARCO, officials said.

30.   The entry was designed by engineers in Europe, North America and Brazil.