释义 |
controllabilityenUK
con·trol C0610000 (kən-trōl′)tr.v. con·trolled, con·trol·ling, con·trols 1. To exercise authoritative or dominating influence over; direct: The majority party controls the legislative agenda. See Synonyms at conduct.2. To adjust to a requirement; regulate: rules that control trading on the stock market; valves that control the flow of water.3. To hold in restraint; check: struggled to control my temper.4. To reduce or prevent the spread of: used a pesticide to control insects; controlled the fire by dousing it with water.5. a. To verify or regulate (a scientific experiment) by conducting a parallel experiment or by comparing with another standard.b. To verify (a financial account, for example) by using a duplicate register for comparison.n.1. Authority or ability to manage or direct: lost control of the skidding car; the leaders in control of the country.2. One that controls; a controlling agent, device, or organization.3. a. An instrument.b. controls A set of such instruments.4. A restraining device, measure, or limit; a curb: a control on prices; price controls.5. a. A standard of comparison for checking or verifying the results of a scientific experiment.b. An individual or group used as a standard of comparison in a scientific experiment, as a group of subjects given an inactive substance in an experiment testing a new drug administered to another group of subjects.6. An intelligence agent who supervises or instructs another agent.7. A spirit presumed to speak or act through a medium. [Middle English controllen, from Anglo-Norman contreroller, from Medieval Latin contrārotulāre, to check by duplicate register, from contrārotulus, duplicate register : Latin contrā-, contra- + Latin rotulus, roll, diminutive of rota, wheel; see ret- in Indo-European roots.] con·trol′la·bil′i·ty n.con·trol′la·ble adj.con·trol′la·bly adv.IdiomsSeecontrolcontrollabilityenUK
controllability[kən‚trōl·ə′bil· əd·ē] (aerospace engineering) The quality of an aircraft or guided weapon which determines the ease of producing changes in flight direction or in altitude by operation of its controls. (control systems) Property of a system for which, given any initial state and any desired state, there exists a time interval and an input signal which brings the system from the initial state to the desired state during the time interval. FinancialSeeControl |