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工字梁
释义
工字梁【化】 I beam 工字梁gōngzìliáng[I beam] 工字形断面的轧制铁梁、钢梁或铸钢梁;亦指工字形断面的组合梁,尤其是用于钢铁结构(如钢架建筑物)中的梁
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diethyl oxaloacetate
diethyloxyacetylurea
diethyl oxydiformate
diethyl peroxide
diethyl phthalate
diethyl piperazinecarboxamide
diethyl-p-nitrophenylthiophosphate
diethylpropanediol
diethylpropion
diethyl pyrocarbonat
diethyl selenide
diethylsilane
diethylstilbesterol
diethylstilbestrol
diethylstilbestrol dipropionate
diethyl succinate
diethyl succinic acid
diethyl sulfate
diethyl sulfide
diethyl thionamic acid
diethyltin bromide
diethyltoluamide
diethyl toluamide
diethyl zinc
dietician
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更新时间:2026/5/14 15:58:35