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正弦信号

Thing general Q18654082
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正弦信号

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Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). 正弦信号. Retrieved May 7, 2026, from https://4ort.xyz/entity/q18654082
MLA “正弦信号.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q18654082.
BibTeX @misc{4ortxyz_q18654082_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{正弦信号}}, year = {2026}, url = {https://4ort.xyz/entity/q18654082}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 正弦信号 — https://4ort.xyz/entity/q18654082 (retrieved 2026-05-07)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 7w ago · Ikan · 2026-08-14 view diff on Wikidata ↗
    Has characteristic → Q138300049
    Imported from → —
    Google knowledge graph id → /g/155rb6wz
    Described by source → Q7950789
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbmergeitems-from:0||Q138639555 */"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.