Упражнение 21. Переведите следующие предложения

1. If the fuse is blown, replace it with one of the same type and rating before going any further. 2. Never pull the power lead to unplug the computer. 3. To help prevent electric shock, plug the AC adapter and peripheral power cables into properly grounded power sources; these cables are equipped with three-prong plugs to help ensure proper grounding. 4. When room air is dehumidified and recirculated, the system is said to operate in the recirculating mode. 5. CD-rewritable (CD-RW) technology allows personal computer users to replace their diskettes with high-capacity CDs that can be written upon and edited over. 6. Continuous improvement involves constantly improving and modifying products and services to remain competitive and to keep a strong customer base. 7. These keyboards, such as the split keyboard by Microsoft and others, are designed to avoid wrist and hand injuries caused by hours of keyboarding. 8. To keep electrical performance and package sizes reasonable, the lead pitch decreased, and fine-pitch leaded devices were introduced. 9. To highlight results, a common approach is to construct a bar chart to represent the results graphically. 10. Unix also makes it much easier to move programs and data among computers or to connect mainframes and personal computers to share resources. 11. LCD monitors are flat displays that use liquid crystals–organic, oil-like material placed between two polarizers – to form characters and graphic images on a back-lit screen. 12. Although Microsoft Office aims to reveal more of the product’s full functionality; a frequent rule of thumb is that most users are aware of only 20 percent of a software suite’s capabilities. 13. A digital versatile disk (DVD) is a five-inch CD-ROM look-alike with the ability to store about 135 minutes of digital video or several gigabytes of data. 14. The question of software support is known to be the biggest stumbling block to the acceptance of open source software at the corporate level. 15. To avoid data loss, do not replace a battery while the computer is turned on unless the computer is connected to an electrical outlet or a second battery is installed. 16. Be sure that nothing rests on your adapter’s power cable and that the cable is not located where it can be tripped over or stepped on. 17. Do not carry a battery pack in your pocket, purse, or other container where metal objects (such as car keys) could short-circuit the battery terminals; the resulting excessive current flow can cause extremely high temperatures and may result in damage from burns. 18. The structural joints in a machine tool have long been known to be a source of damping by the mechanisms of friction and microslip. 19. The material is then said to be temper embrittled, and premature cracking may follow. 20. Crevices at which the ebullition cycle is sustained are said to be active nucleation sites.