dyad
英 [ˈdaɪæd]
美 [ˈdaɪæd]
n. 二分体; 二联体; 并矢; 并向矢量
复数：dyads
BNC.46050 / COCA.18814
英英释义
noun
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。 - 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。 - 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。 - Callose exists mainly in transverse walls during dyad, triad and tetrad stages, a little in side walls.
二分体、三分体、四分体时期，胼胝质荧光主要存在于大孢子之间的横壁上，侧壁内胼胝质荧光较弱。 - Two lagging chromosomes were often found at Anaphase I and a dyad with equal chromosome number of 20+ 20 were formed at Anaphase I.
减数分裂末期，往往出现两个落后染色体，最终产生染色体数为20+20的二分体。 - The Application of Dyad in Electromagnetic Theory
并矢在电磁理论中的应用 - 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。 - Automatic generation of the transformed dyad mechanism in analyzing any planar multi-link complex mechanism
平面多杆复杂机构分析中转化双杆组机构的自动生成 - 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； - Application of dyad green's function equivalent source method in borehole electromagnetic method
并矢格林函数等效源法在钻孔电磁波法中的应用