21. A washdown is usually a manual operation and is designed to kill bacteria and other micro-organisms. 22. The transmission provides fully automatic and manual operation . 23. It requires manual operation and stopped-down metering. 24. The system is usually fully automatic without human intervention, but manual operation can be inserted when needed. 25. Healthcare computer system, commonly known as clinic management system, is created to computerize manual operations in clinics. 26. Building, tuning and managing taxonomies and ontologies is rather costly since a lot of manual operations are required. 27. Fixed wheel engagement, using the foot, could be difficult, as it involved pulling a'T handle'intended for manual operation . 28. The manual operation of choosing and positioning the geometric shapes is informally known as " polygon pushing ". 29. "The commander of the crew immediately took charge and started manual operations , " the Mission Control chief said. 30. The triple-mounts were electrically powered ( though manual operation was possible ) and normally required a crew of nine.
