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The nuclear envelop consists of two unit-membranes.The narrow space between these membranes is called perinuclear space. 核被膜由两层单位膜组成，两层膜中间的狭窄空隙叫核周腔。
The nucleoplasm is surrounded by the nuclear envelope. 核质被核膜包裹。
In human epithelial cells, sex chromatin appears as a small granule attached to the nuclear envelope. 在人的上皮细胞中，性染色质象个小颗粒，连在核膜上。
Part of a lymphocyte showing continuity of the rough endoplasmic reticulum (rer) with the nuclear envelope (at arrow). 电镜显示淋巴细胞的核膜与滑面内质网相连接处（箭头所示）。
The RER which is studded with polysomes also seems to be the source of the nuclear envelope after a cell divides. 粗糙内质网上分布许多核糖体，也可能提供细胞分裂后所需的细胞膜。
It seemed that DMNA could weaken nuclear envelope defence and so enhance its carcinogenic effect. 提示：二甲基亚硝胶能通过改变核膜流动性，削弱核膜对遗传物质的保护功能，从而增强其致癌作用。
The nucleolar exudates appeared in the cytoplasm near out nuclear envelope of previtellogenic oocyte. 在靠近核外膜的胞质中可观察到核仁外排物。
The rough endoplasmic reticulum cisternae continuous with the nuclear envelope are slightly dilated. 质体含两种拟晶体内含物：一是电子致密的楔形拟晶体；
The nucleus is spheroid in shape and separated from the cytoplasm by a membrane called the nuclear envelope. 细胞核是圆形的，与细胞质之间被核膜分离。
Note that ribosomes on the outer membrane of the nuclear envelope are still retained. 箭示从破裂的质体中释放出来的拟晶体。
Sarcoplasmic reticulum are well-developed and widely connect with mitochondria and nuclear envelope. 肌质网发达,与线粒休、核膜广泛联系。
The results showed that DMNA changed the nuidity of nuclear envelope obviously and this variation presented a dose-effect relation. 结果表明：二甲基亚硝胺能明显改变核膜的流动性，并呈现一定的剂量一效应关系。
During telophase nuclear envelopes begin to form around each set of chromosomes, and division of the cytoplasm takes place. 在分裂末期，在每套染色体周围形成核膜，细胞质发生分裂。
Lamin A/C mutation can result in disrupted cardiocyte nuclear envelope and disturbed interactions between lamin A/C proteins and other nuclear envelope proteins and chromatin. 型核纤层蛋白基因突变引起心肌细胞核膜破坏,核纤层蛋白与其他核膜蛋白、染色质连接异常;
First, the precursor of chromatoid body adhered to the inner surface of the nuclear envelope.The nuclear envelope where the chromatoid body adhering was destroyed. 在初级精原细胞的细胞核中，拟染色体前体物质先附著于核膜内侧，该处核膜崩溃。
The papers are falling out of the envelop, push them back. 论文从封袋里掉出来了，把它们放回原处。
He steamed the valuable stamp off the envelop. 他用蒸汽熏揭下信封上的邮票。
A new nuclear power station is on the stocks here. 这座新的核电站在建造之中。
This old man is a famous nuclear physicist. 这位老人是一位著名的核物理学家。
Plans for nuclear plants have been declassified. 建造核装备的计划已不再保密。