木质部的例句（木质部在句子中的用法）

• The xylem of ferns and conifers contains only tracheids. 蕨类植物和针叶树的木质部仅含有管胞.
• Exarch Denoting a stele in which the metaxylem develops to the inside of the protoxylem. 外始式:指后生木质部在原生木质部之内的中柱类型.
• It is usually found in metaxylem tracheids and vessels. 经常在木质部管胞和导管中发现.
• The rest of phloem also produced callus through dedifferentiation. In addition, there was callus from xylem. 残存的韧皮部也可以脱分化形成愈伤组织, 此外, 还存在愈伤组织源于木质部的情况.
• The bine is comprised by cerebral cortex, xylem and fungous marrow. 茎由皮层.木质部和海绵状的髓组成.