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单词
becquerel(Bq)
释义
becquerel(Bq)
网络
贝克
网络释义
1.
贝克
表示单位时间内放射性物质衰变的原子核数,单位是
贝克
(
Becquerel Bq
),定义为每秒一次衰变。曾用单位是居里(Curie Ci…
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nailed roof truss
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nail up
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nail extension
nail extension apparatus
nail extracting forceps
nail extractor
nail extractor
nail extractor
nail fast
nail favus
nail fiddle
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更新时间:2026/7/27 2:02:55