1.   He sells spare computer components.

2.   So Shein prefers to spend his money on spare computers and competent engineers.

3.   There, she goes to the libraries to read newspaper want-ads and practice her typing skills on spare computers.

4.   A spare computer aboard Alpha replaced one of the backups, and its hard drive had been reformatted Monday.

5.   Both Atlantis and Progress will bring two spare computers following repeated computer breakdowns on the Mir in recent months.

6.   But Blagov said that difficulties earlier this year could have damaged the spare computer.

7.   Discovery is hauling up a spare computer, as well as clothes, food, tools, labels, science experiments and a sleeping compartment.

8.   Engineers worked to format a hard drive for one of the backups, which was replaced by a spare computer aboard the station on Friday.

9.   Excess humidity and a leak of coolant fluid could have damaged spare computer parts months ago, he said.

10.   Mission Control loaded software into one of the backups and planned to replace the second backup with a spare computer at the station.