https://ecbt.kr/cert/engineer-general-machinery/concept/aerodynamic-drag-and-lift-forces 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/allowable-stress-safety-factor 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/beam-deflection-and-slope 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/benchwork-and-hand-finishing 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/bending-moment-diagram-analysis 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/bernoulli-equation-applications 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/boundary-layer-flow-theory 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/boundary-work-calculation-methods 2026-11-04T11:08:52+00:00 weekly 0.7 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2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/elastic-strain-energy-concepts 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/flow-separation-and-wake-formation 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/flowmeters-viscometers-and-pressure-gauges 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/fluid-continuity-equation-conservation 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/fluid-definition-continuum-hypothesis 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/fluid-energy-equation-head-loss 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/fluid-linear-momentum-equation 2026-11-04T11:08:52+00:00 weekly 0.7 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2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/hydrostatic-forces-submerged-surfaces 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/hydrostatic-pressure-and-manometers 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/ideal-gas-properties-and-processes 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/ideal-versus-real-gases 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/indeterminate-axial-structure-problems 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/internal-pipe-flow-characteristics 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/jigs-and-fixtures-design 2026-11-04T11:08:52+00:00 weekly 0.7 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2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/metal-forming-and-plastic-working 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/metal-surface-treatment-methods 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/metallic-and-nonmetallic-materials 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/model-testing-and-similitude-laws 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/newtons-law-of-viscosity 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/patterns-and-metal-casting 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/phase-change-and-wet-vapor 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/pipe-head-losses-friction-factor 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/plane-stress-and-plane-strain 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/precision-measurement-methods 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/precision-measuring-instruments 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/principal-stress-maximum-shear-stress 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/pure-substance-thermodynamic-properties 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/shear-flow-in-beams 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/static-failure-theories-criteria 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/statically-indeterminate-beams 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/steady-flow-engineering-devices 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/streamlines-pathlines-streaklines 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/strength-hardness-transition-treatment 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/stress-concentration-notch-factors 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/stress-strain-diagram-curves 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/surface-hardening-heat-treatment 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/thermodynamic-processes-and-cycles 2026-11-04T11:08:52+00:00 weekly 0.7 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2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/vapor-compression-refrigeration-cycles 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/velocity-potential-stream-function-vorticity 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/concept/welding-and-sheet-metal-fabrication 2026-11-04T11:08:52+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/formula/overview 2026-11-02T03:29:13+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/mnemonic/overview 2026-11-02T23:03:23+00:00 weekly 0.7 https://ecbt.kr/cert/engineer-general-machinery/symbol/overview 2026-10-31T11:58:32+00:00 weekly 0.7