英语词汇primary xylem的读音、翻译及短语词组释义-英汉双解词典-求索网

单词	primary xylem
释义	primary xylem【医】初生木质部 primary xylem primary xylem n.Botany （名词）【植物学】 A type of xylem tissue derived from the procambium.初生木质部：由原成层转变而成的木质组织种类
随便看	catalyst down-flow principle catalyst elevator catalyst fines catalyst flow control catalyst flow plates catalyst for shut-down catalyst for stereospecific polymerization catalyst for water proofing agent HA catalyst furnace catalyst induction procedure catalyst life catalyst line catalyst make-up catalyst-oil disengagement catalyst-oil ratio catalyst-oil suspension catalyst-packed column catalyst particle size determination catalyst poison catalyst poisoning catalyst precursor composition catalyst pretreatment catalyst promoter catalyst ratio catalyst reactivation

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