secondary stem 中文意思是什麼
secondary stem
解釋
支幹-
A comparative study on the structures of the stem secondary xylem of sorbus pohuashanensisand s. alnifoila
水榆花楸莖次生木質部結構比較研究 -
Meanwhile, base composition in rrna genes, the secondary structrues of trna and the potential stem - loop structure in the noncoding region were also analysesed in the present study
同時分析了d1na基因的堿基組成、 trna的二級結構、非編碼區潛在的莖環結構。 -
Results essential oil was not found in the promeristem of stem ; in the primary meristem of stem and the early stage of stem ' s primary structure, the essential oil was mainly distributed in glandular hairs ; in the primary structure of stem, the essential oil was mainly distributed in cortex parenchyma cells ; in the secondary structure of stem, the essential oil was mainly distributed in remaining cortex parenchyma cell
結果在廣藿香莖的原分生組織中，未觀察到有揮發油分佈；在莖的初生、分生組織和初生結構形成早期，揮發油主要分佈在莖表皮上著生的腺毛中；在莖的初生結構中，揮發油主要分佈在皮層薄壁組織細胞中；在莖的次生結構中，揮發油則主要分佈在殘存的皮層薄壁組織細胞中。 -
In addition, the pith of root and stem is flourishing for prosperous growth period and declining period, the vascular tissue storing the nutrient and providing the nourishment for the biennial plant in next year from abnormal secondary growth is developing in pith, unusual structure eg. epidermis and vice - epidermis, bubble form cell, short pipe numerators and wreath grid types leaf etc. in each organ of pugionium comutum ( l. ) gaertn. had been formed to adapt to dry environment, so the characteristics on appearance and anatomies in pugionium cornutum ( l ) gaertn. has closely of relation with its anti - drought and its adapting to desert environment
此外，葉片旺盛生長期、衰退期根莖具發達的髓，髓內有異常次生生長形成的維管組織，貯藏養分，為沙芥次年形成二年生植株提供營養，沙芥各器官在解剖結構方面都形成了特化結構如具表皮及副表皮、泡狀細胞、短的導管分子及環柵型葉等以適應乾旱的環境，因此沙芥各器官的形態及解剖特點與其抗旱、適應沙漠環境有密切的關系。 -
Some patients who undergo bone marrow transplant later develop secondary cancers because of the high doses of radiation and chemotherapy they receive to prepare them for the procedure, said mariusz ratajczak, m. d., ph. d., director of the stem cell developmental biology program at the university of louisville james graham brown cancer center and a member of the journal ' s editorial board
佛羅里達大學的研究人員正在和多所大學和醫學中心的科學家們聯手，研究具有癌細胞外觀的骨髓細胞能否在動物體內長長出腫瘤，以及它們是否具有腫瘤細胞的內部遺傳缺陷。
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