| 释义 |
- Industry and technology
- Medicine
- Organizations
- Science
- Time
- Other
{{distinguish|etc.|et cetera}}ECT may be an abbreviation for: Industry and technology- Eddy-current testing, a nondestructive testing technique for metal objects
- Edge crush test, a standard test of the strength of cardboard boxes
- Electrical capacitance tomography, an industrial process imaging technique
- ECN-capable transport, a transport layer capable of using Explicit Congestion Notification
- Elementary comparison testing, a software testing methodology.
Medicine- Electrochemotherapy, a therapeutic approach providing delivery into cell interior of nonpermeant drugs with intracellular targets
- Electroconvulsive therapy, also known as electroshock therapy, a medical treatment
- Elementary cognitive task, a simple task used in intelligence testing
- Ecarin clotting time
Organizations- Ealing Community Transport, a social enterprise in England
- Eau Claire Transit, the public transit system in Eau Claire, Wisconsin, United States
- École Canadienne de Tunis, a school in Tunis, Tunisia
- (Empresa Brasileira de Correios e Telégrafos) Correios, the Brazilian postal service and postal administration
- (Esquerra Català dels Treballadors) Catalan Workers' Left, a Catalan leftwing nationalist group
- European Centre for Theoretical Studies in Nuclear Physics and Related Areas, in Trento, Italy
Science- Einstein–Cartan theory, an extension of the theory of General Relativity
- Emission Computed Tomography, see Single Photon Emission Computed Tomography
- Extended Column Test, a snow stability test used to determine fracture initiation and snow propagation for avalanche study
- Expectation Confirmation Theory, a cognitive theory which seeks to explain satisfaction with products, services, or technology artifacts
Time- Eastern Caribbean Time zone
- European Central Time zone, a misnomer for Central European Time
- Evening Civil Twilight, from sunset to when the center of the Sun is more than 6° below the horizon
Other- Eastern Continental Trail, a long-distance hiking trail in eastern North America
- Electronic Card Transactions, a statistical series published by the New Zealand Government statistical agency, Statistics New Zealand, and measuring spending through cards processed electronically at the point of sale
- Energy Charter Treaty
- European Credit Transfer, from the European Credit Transfer and Accumulation System, to guarantee academic recognition of studies abroad
- Evangelicals and Catholics Together
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