The resulting channel enabled them to move both single - and double-stranded DNA through the membrane.
所产生的通道使得它们能够通过细胞膜移动单链和双链dna。
They also have a double membrane.
它们同样具有双层膜结构。
A formula about cellular pressure produced by the electricity on the plant cell membrane was deduced by the double electrical layer model of cell membrane and electrical theory.
根据细胞双电层模型和电学原理，推出了圆筒型植物细胞膜上电荷产生的细胞内压力的计算公式。
Petrochemical wastewater were treated by continuous micro filtration(CMF) and reverse osmose(RO) double membrane technique.
采用连续微滤（CMF）-反渗透（RO）双膜技术深度处理石油化工排放水。
Plasma fractionation membrane is very important in double filtration plasmapheresis.
血浆成分分离膜在双滤法血浆分离中起重要作用。
The double curve of the roof is formed by a textile membrane enveloping the whole building in one homogeneous sweep.
屋顶双曲面由纺织膜形成，纺织膜以均匀曲面包覆整个建筑。
Double membrane structure and the use of solar energy, tidal power, fully embodies the combination of energy, environmental protection, the nature of the design concept.
双层膜结构的使用及太阳能，潮汐能的组合供电，充分体现了节能，环保，亲近自然的设计理念。
Firstly, Airy stress function and the distributions of the membrane forces are determined by the combination of double cosine series.
首先采用双重余弦函数的组合确定了面内冲击矩形薄板的艾雷应力函数和中面力的分布；
The best is double plastic membrane cover, although more expensive than plastic covering layer higher, but the heat preservation effect is good.
最好是覆盖双层塑膜，虽然成本比单层塑膜覆盖高些，但保温效果较好。
The double level of membrane structure companies in shenzhen area .
深圳地区的双一级膜结构企业（膜结构设计一级、膜结构施工一级）；
A high efficient rubber membrane valve was made, and double-chambered PZT pump with high output capability was designed and fabricated.
选取了一种高效的橡胶薄膜阀片，设计并制作了具有较高输出能力的双腔泵样机。
The working principle of the piezoelectric membrane pump with the series-connected double Chambers and the holistic opening valve was analyzed theoretically and its structure design was given.
阐述了带整体开启阀的双腔串联压电薄膜泵的工作原理并给出结构设计。
This membrane serves to separate and protect a cell from its surrounding environment and is made mostly from a double layer of proteins and lipids, fat-like molecules.
这层膜的大部分是由一个蛋白质，油脂和类脂分子的双分子层构成的。这层膜的内部是多种其它的作为道路和泵的分子将不同的分子运输到细胞内外。
By using separation of variables and double Fourier series, we obtain a solution to the initial-boundary value problem of the forced vibration of this rectangular membrane.
利用分离变量法和二重傅里叶级数的方法，得到了矩形膜的受迫振动初边值问题的解。
Using plane class fat double-decked model, from potential barrier penetration angle discussion high pressure electric field to cell membrane permeability influence.
同时，利用平面类脂双层模型，从势垒贯穿角度讨论高压电场对细胞膜通透性的影响。
The article introduces a combined waterproofing system consisting of double sided self-adhered membrane and high polymer sheet.
介绍了一种由双面自粘卷材与高分子卷材组成的复合防水系统；
FITC-BSA was used as a model protein to explore the permeability of the microcapsule membrane which was fabricated by the double coacervation method.
以FITC标记的BSA (FITC - BSA)为模型蛋白质，对海藻酸钠复凝聚法微胶囊膜的蛋白质双向通透性能作了较为深入的研究。
Conclusion the double-layered membrane tube can make the tube removal safer by shortening the removal time.
结论复合结构管可缩短脱管持续时间而安全脱管。
This article is mainly involved as follows: 1. mechanism and basic concepts of impeller type aerator, i. e. concepts of double membrane and three phases;
主要论述了：（1）叶轮增氧机的机理，增氧机增氧基本概念，即双膜概念与三相概念；
OBJECTIVE To prepare the stable lipiodol double emulsion with uniform size and high encapsulation efficiency as drug carrier by a novel membrane emulsification technique.
目的采用新型微孔膜乳化法制备粒径均匀、包埋率高、包埋稳定的抗癌剂碘油复乳药物载体。
OBJECTIVE To prepare the stable lipiodol double emulsion with uniform size and high encapsulation efficiency as drug carrier by a novel membrane emulsification technique.
目的采用新型微孔膜乳化法制备粒径均匀、包埋率高、包埋稳定的抗癌剂碘油复乳药物载体。
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