Further development of the central cell mainly involved changes in the orientation of the polar nuclei and the distribution of the cytoplasm.
中央细胞以后的发育主要是极核的发育和极核周围胞质的变化。
Polar nuclei The, usually two, haploid nuclei found midway along the EMBRYOSAC, forming a binucleate central cell. They may fuse to form the diploid definitive nucleus.
通常指两个位于胚囊中间的单倍体核，他们可能融合形成一个二核的中央细胞。
Polar nuclei could autofused to a big secondary cell, but further differentiation of the cell was not observed.
极核细胞能自主融合成为一个次生大细胞，但未观察到融合后的细胞进一步分化。
The mature embryo sac comprises an egg apparatus, a central cell with two polar nuclei and three antipodal cell.
成熟胚囊由印器，具二极核的中央细胞及三个反足细胞组成。
The afferent arteriole was often traveled in the central part of the area of the polar cushion cell.
极垫细胞区的微血管与肾小球的微血管直接延续。
Using transcriptomics and proteomic approaches to uncover hormonal signaling mechanisms regulating polar growth of plant cell, cytoskeletal dynamics, and vesicle trafficking.
应用分子组学和系统生物学等研究方法揭示激素信号调控模式植物细胞极性生长、细胞骨架动态、囊泡运输的分子机制。
The study of different area polarization of bi-polar plate flow field PEM fuel cell could be a very good diagnosing tool to verify the engineering design of flow field of bi-polar plate.
质子交换膜燃料电池双极板导流场的不同区域极化研究可以诊断导流场工程设计的合理性。
Cholesterol is another lipid component of most cell membranes. It has a hydroxyl group, a tiny polar head group so to speak attached to a rigid hydrophobic tail.
胆固醇也是大多数细胞膜脂质的组成成分，它有一个羟基基团，即一个微小的极性头部连接到一个刚性的疏水性的尾端。
The performance of the liquid feed direct methanol fuel cell was tested in a self designed experimental system. Two self-made gold plated stainless steel polar plates were installed in the fuel cell.
本文利用自行设计的实验系统，对自制的镀金不锈钢极板液态进料直接甲醇燃料电池的性能进行了测试。
Polar plate is one of the core components in polymer electrolyte membrane fuel cell (PEMFC) stacks. Metal materials are used for polar plate to reduce cost and improve performance.
双极板是质子交换膜燃料电池的核心组件之一，采用薄金属板制备双极板能够提高燃料电池的比功率、降低生产成本。
Polar plate is one of the core components in polymer electrolyte membrane fuel cell (PEMFC) stacks. Metal materials are used for polar plate to reduce cost and improve performance.
双极板是质子交换膜燃料电池的核心组件之一，采用薄金属板制备双极板能够提高燃料电池的比功率、降低生产成本。
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