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科学时代收录了3405121条科普词条,基本涵盖了常见科普常识及英语词汇的翻译,是科学学习和研究的有利工具。

backward order reactance backward-oscillator backward oscillator backward pass backward path
backward phase component backward pointer backward polyphase sort backward position backward pricing
backward probability backward process backward processing backward production system backward progression lap winding
backward progression winding backward propagation ionospheric scatter backward pruning procedure backward ray cone backward reachability
backward reaction backward read backward reading backward reasoning backward recovery
backward recovery time backward reference backward referencing backward robot problem solving system backward-rotating field
backward rotating field backward rotating wave backward-rotating wave backward rule backward running torque converter
backward saltos backward scan technique backward scatter backward scattering backward scatter propagation
backward scheduling backwards compatibility backwards compatible backward search backward-search algorithm
backward search for beginning of program backward search for block (sequence)number backward search for particular data backward search for program alignment function backward selection model
backward sequence backward sequence number backward sequence number to be transmitted backward shift Backward shifting
backward shift operator Backward shift operator backward sight backward signal backward signaling path
backward-sloping letter backward speed backward spinning backward stagger backward stance
backward stroke backward student backward substitution technique backward sunspot backward supervision
backward swept vane backward tilt backward-tilting trough backward torque backward tracing
backward transfer backward-transfer signal backward transfer signal backward traveling waves backward type wind without data read (WO)
backward update backward vertical integration backward voltage backward wave backward wave amplifier{=BWA}
backward wave oscillation backward wave oscillator backward-wave oscillator backward-wave oscillator {=BWO} Backward-Wave Oscillator{=BWO}
backward wave oscillator(carcinotron) backward wave transmission backward-wave tube backward wave tube backward wave tube{=BWT}
backward welding back warming back warp backwash back wash
backwash cascade backwasher back washer backwashing back washing
backwashing device backwashing rate back washing system backwash mark backwash rate
backwash reflection backwash ripples backwash sealing shoe back wash valve backwash water gutter
backwasting Backwater back water backwater backwater curve
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