查询词典 membranes

The results show that bovine serum albuminrejection ratio and breaking stress of the composite membrane are 86.67％ and 4.70 MPa,which are improved greatly compared to those 3.27％ and 3.35 MPa of the pure PVDF membranes.

结果表明复合膜的性能与纯PVDF膜的相比有显著的改善，其中对牛血清白蛋白的截留率从 3.27%提高到86.67%，单根纤维的断裂应力从3.35MPa提高到4.70MPa ，提高了40.3%。

It was supposed to be the reason for the brittleness of dry membranes.

研究也发现，磺化后膜的存在强度不高，干态膜较脆等问题。

Parents should pay special attention to whether the baby bronchiole issues, or whether there痰多caused by respiratory obstruction, and that leads to the causes of neonatal respiratory distress include: low birth weight, the mother has a history of diabetes, premature rupture of membranes, meconium pollution, birth mother irregular fetal heart tone, prolapsed umbilical cord, the fetus had cooked, prematurity, multiple births, chest, heart or respiratory abnormalities.

家长要特别留意宝宝是否有细支气管方面的问题，或是否有痰多造成呼吸阻塞的现象，导致新生儿呼吸窘迫的原因包括：出生时体重过低、母亲有糖尿病史、胎膜过早破裂、胎便污染、妈妈分娩时胎心音不规则、脐带脱垂、胎儿过熟、早产、多胞胎、胸腔、心脏或呼吸道异常。

By selecting Polyvinyl Butyral resins with different viscosity,the blend hybrid polyurethane/ PVB /SiO_2 membranes were respectively prepared by means of immerged phase-inversion process.

选择不同黏度的聚乙烯醇羧丁醛树脂，分别添加到聚氨酯/SiO2体系中，利用浸没沉淀相转化法制备了PU/PVB/SiO2共混杂化膜。

Damp-proof membranes are also provided to isolate the walls, joists and floors from dampness rising by capillarity

防潮层也能隔绝墙壁，屋顶和地板，避免由于毛细管作用而引起的潮气上升。

From the dehydration of acetic acid in industry, novel membranes used for this purpose were prepared by modifying Cardo polyetherketone (which is solvent resistance and hydrophobic) for the first time.

基于醋酸脱水的重要的工业意义，本论文首次以耐化学溶剂性能优异的亲油性材料酚酞侧基聚醚酮为膜材料，通过对其进行改性，制备醋酸渗透蒸发脱水膜。

Polyethersulfone with Cardo is a developed engineering thermoplastic and membrane material with high glass transition temperature. PES-C ultrafiltration membranes were prepared by phase inversion method using dimethylacetamide as solvent and PVPK3O as additive.

采用凝胶相转化法，以新型耐高温工程塑料－含酚酞侧基的聚芳醚砜为膜材料，N，N-二甲基乙酰胺为溶剂，通过改变铸膜液中添加剂聚乙烯吡咯烷酮(PVPK30)的含量，在平板刮膜机上制备了一系列超滤膜。

Polyethersulfone with cardo was a developed engineering thermoplastic and membrane material with high glass transition temperature,PES-C ultrafiltration membranes were prepared by phase inversion method using dimethylacetamide as solvent and oxalic acid and polyethylene glycol as additives.The membrane morphology forming and evolution could be observed by the experimental system and method.The effect of additive and polymer concentration on cast solution and the gelation kinetics of polyethersulfone with cardo asymmetric membrane were studied.

采用耐高温工程塑料——含酚酞侧基的聚芳醚砜为膜材料，草酸和聚乙二醇为添加剂， N，N -二甲基乙酰胺为溶剂，并利用改进的凝胶动力学实验装置和方法，使之能真实地再现不同膜孔结构生长及发展演化的过程，借助相关软件对图像进行处理，考察了添加剂、聚合物浓度对铸膜液凝胶速度的影响，对酚酞基聚芳醚砜非对称膜的凝胶过程的动力学进行研究。

A hydrophilic positively charged nanofiltration membrane was prepared by UV irradiation graft polymerization of diallydimethyl ammonium chloride onto the surface of ultrafiltration membranes made of polyetherketone cardo.

通过在酚酞基聚芳醚酮超滤膜表面紫外辐照接枝亲水性单体二烯丙基二甲基氯化铵制备了一种表面荷正电的纳滤膜。

The oxidants careen about, binding to and disrupting the membranes, proteins, DNA and other cell structures that make your body work.

氧化剂四处横行，结合到细胞膜、蛋白质、DNA，以及其他使身体正常运作的细胞构造，并加以破坏。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了