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一掌金
释义
一掌金
yī zhǎng jīn
我国古代以手指代替算盘直档的一种计算方法。左手每指以三节分定九数,一二三位于左,自下而上;四五六位于中,自上而下;七八九位于右,自下而上。计算时,用右手各指指定其位以辨数。见明·程大位《算法统宗•难题•一掌金定位图》。亦泛指计算。
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antibiotic science
antibiotic resistance
antibiotic-resistance
Antibiotic-resistance
antibiotic resistance bacteria
Antibiotic-resistance bacteria
Antibiotic Resistance,Bacterial
antibiotic-resistance E.coli
Antibiotic Resistance,Fungal
antibiotic resistance gene
antibiotic resistance gene cassettes
antibiotic resistance genes
Antibiotic Resistance,Microbial
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Antibiotic resistance of bacteria
antibiotic resistance plasmid
antibiotic-resistance plasmid
antibiotic resistances
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Antibiotic resistance spectrum
antibiotic-resistance tag
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antibiotic resistant
antibiotics combination
Antibiotics,Combination
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更新时间:2025/6/3 0:32:41