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1,1′,1′′,1′′′-[1,4-Piperazinediylbis(2,1-ethanediylnitrilo)]tetrakis[2 ...
脂肪:也称为甘油三酯,由一分子甘油和三分子脂肪酸通过酯键连接而成。脂肪酸可以是饱和脂肪酸,如棕榈酸、硬脂酸,其碳链上没有双键;也可以是不饱和脂肪酸,如油酸、亚油酸,碳链中含有一个或多个双键。 磷脂:以甘油磷脂为例,由甘油、脂肪酸 ...
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今日热点
Interim pres steps down
Myanmar quake death toll
Dow drops 700+ points
Pardoned by Trump
Welcome baby girl
300 student visas revoked
DOJ probes CA universities
Utah bans pride flags
Trans military ban blocked
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Panama ports deal review
Raps about Oscars slap
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Russian scientist detained
Floods sweep South Texas
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Seen in public
Arctic sea ice shrinks
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To close DEI offices
Gold hits record high
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Steps down after 39 seasons
Speaks with Mark Carney
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$175M sale fraud conviction
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BitMEX founders pardoned
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