The supporting and water-conducting tissue of vascular plants, consisting primarily of tracheids and vessels; woody tissue.
木质部在维管束植物中的起支撑作用和输水作用的组织,主要由管胞和管道组成;
The photosynthetic and supportive cells tend to be organized linearly, but a thallus lacks such differentiated specialized structures as stem, leaves, and conducting tissue.
那些可进行光合作用和所维生的细胞呈线形结构,但原植体则无根、茎、叶的分化,无输导组织。
Developed the storage structure, conducting tissue, and the cuticle so on are also the structure of plant adaptation to arid environments evolution characteristics of adaptive change.
发达的贮水结构、输导组织、和角质层等也是植物适应干旱环境的结构适应性变化演化特征。
The scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
在对组织样本进行基因分析后,科学家确认这条蛇是一个此前不为人知的物种。
The team was led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
该研究小组由哈佛大学的格雷厄姆·雷诺兹博士带队,这位科学家在对组织样本进行基因分析后,确认这条蛇是一个此前不为人知的种类。
The team was led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
该研究小组由哈佛大学的格雷厄姆·雷诺兹博士带队,这位科学家在对组织样本进行基因分析后,确认这条蛇是一个此前不为人知的物种。
Conducting postmortem brain tissue studies is a lengthy process because there are few brains available to study, Courchesne said.
Courchesne说,用死亡的脑组织做研究是一个漫长的过程,因为几乎没有可供研究的大脑。
Tyloses are often found in injured tissue, older wood, and below an abscission layer , and can completely block the conducting vessel.
受损害的组织、衰老的木材和离层下方的位置常发现侵填体,这可以完全阻塞负责运输的导管系统。
Tyloses are often found in injured tissue, older wood, and below an abscission layer , and can completely block the conducting vessel.
受损害的组织、衰老的木材和离层下方的位置常发现侵填体,这可以完全阻塞负责运输的导管系统。
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