dyad

英 [ˈdaɪæd]

美 [ˈdaɪæd]

n.  二分体; 二联体; 并矢; 并向矢量

复数：dyads　

化学

BNC.46050 / COCA.18814

英英释义

noun

• two items of the same kind
  Synonym:couplepairtwosometwainbracespanyokecoupletdistichduoduetduad

双语例句

• The chalazal cell in the dyad contains many organelles, and mitochondria and plastids showing regular shapes, considered a sign of the end of redifferentiation.
  合点端的二分体细胞中细胞器丰富，线粒体和质体的形态正常，表明完成了再分化。
• The dyad distribution and number-average sequence length of these copolymers were quantitatively determined.
  定量地求得丁-戊共聚物二元组分布及数均序列长度数据。
• The Reciprocal Development Model of Leader-member Exchange and Trust in Supervisor-Subordinate Dyad
  领导&部属交换与上下属信任交互发展模型
• After observing regulatory sites obtained by experimental analysis, many transcriptional regulatory sites in yeast consist of a pair of highly conserved oligonucleotides, spaced by a non-conserved region of fixed width ( dyad).
  观察实验获得的转录调控位点，发现许多调控位点不是相邻接的寡核苷酸，而是由一对保守寡核苷酸构成，这对寡核苷酸被一段长度固定的非保守区域间隔开。
• A Stephenson six-bar chain is composed of a basis four-bar chain and a dyad, and its circuit properties are determined by the circuit properties of the basis four-bar chain and the configurations of dyad and the intersection between them.
  将Stephenson六杆链看作一个基础四杆链和双杆组组成，则其回路特性由基础四杆链的回路特性与双杆组的构形以及他们的相互作用决定。
• Firstly, the linkage is decomposed into two parts: a dyad and a four-bar linkage.
  首先将该机构拆分为一个双杆组和一个四杆机构；
• A dedifferentiation of mitochondria and plastids in structure in microspore mother cells was observed at from diplonema/ diakinesis to metaphase ⅰ, then a redifferentiation at dyad stage.
  在小孢子母细胞减数分裂过程中，有核糖体数量存在逐渐减少的现象，质体和线粒体结构在双线期/终变期和中期趋于简化；
• At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.
  四分体时期出现二分体、三分体、含微核的异常四分体及多分体。
• Dyad analysis for elastic solid strain
  弹性体应变的并矢分析
• As a result, dyad spores formed.
  结果形成二分体胞子。