透气性

提高细旦涤纶仿真丝织物的透气性研究

Research on Improving the Breathability of Silk-Like Fine Denier Polyester Fabric

注意：空气渗透性和透气性是两个不同的概念。

Note : Air permeability and breathability are not synonymous .

地面铺的是透气性好的实木地板。

The floor was draughty bare boards .

Al2O3基高强度透气性陶瓷材料的研制

Permeable Ceramics of Al_2O_3 with High Strength

短纤维增强透气性莫来石／铁（A3S2／Fe）复合材料烧结特性的研究

Research on sintering characteristics of short fiber reinforced permeable composite of a_3s_2 / fe

土壤CO2浓度随土层的加深迅速升高，主要与土壤透气性有关。

Soil CO2 concentration increased sharply with soil depth , this might be ascribed to the very low CO2 diffusivity at deep soils .

基于LS-DYNA的降落伞伞衣织物透气性参数仿真验证

The Use of LS-DYNA to Simulate the Permeability Parameters of the Parachute Canopy

通过分析比较得出，双组分PE/PP纺粘法非织造布在断裂强度、柔软性、拒水性、透气性等性能上均优于单组分PP纺粘法非织造布。

The conclusion is that PE / PP bicomponent spunbond nonwovens excels PP spunbond nonwovens in strength , softness , air penetration and water repellent .

对Fe－α－Al2O3－mullite系透气性金属-陶瓷复合材料进行了热震试验，研究了热震温度与热震次数对该材料的强度与显气孔率的影响。

Fe-Al2O3-mullite composite has prepared and the effect of thermal shock temperature and cycle number on their strength and porosity have been studied .

对PTT针织面料的透气性、透湿性及导湿性等舒适性能进行了测试与评价。

PTT knitted fabrics comfort properties of air permeability , moisture permeability and moisture conductivity were tested and evaluated .

为了提高烧结矿质量，解决细精矿烧结料层透气性问题，采用了千分之几的H粘结剂，以强化细精矿混合料的制粒效率，提高制粒小球的冷、热态强度。

Abstract In order to improve the cold and hot strength of granulated particles and the permeability of sinter bed , for increasing the sinter productivity and quality , the laboratory granulation study .

采用气相色谱法对负压消失模工艺型腔中EPS热解产物样品进行了分析，并且考察了合金浇注温度、负压度以及涂层透气性对热解产物组成的影响。

Effects of pouring temperature , vacuum rate and permeability of the coating layer on the components of thermal degraded products of EPS were investigated .

结果表明，加入适量的钢纤维（如1.5vol%左右），采用CaO干燥，透气性将显著提高。

The results indicated that adding proper amount of steel fiber , such as 1.5vol % , or drying with CaO powder may promote permeability obviously .

KH-9250板卡在EPC涂料透气性测试上的应用

Application of KH-9250 Card in Testing Permeability of EPC Casting Coating

梯度密度皮层不对称BCA膜的形态结构及其透气性的研究

Studies on Morphological Structure and Gas Permeability of Graded Density Skinned Asymmetric BCA Membranes

混合料的颗粒级配（Df）、化学成分、吸水特性决定了制粒的最佳透气性。

The best permeability of green bed would be determined by the feature of particle size distribution ( Df ), chemical composition and water-absorbing properties .

为提高乙基纤维素（EC）膜的透气性，本工作系统研究了结构改性和添加物的作用。

The studies on the structural modification and additives of ethyl cellulose ( EC ) membrane have been carried out in series for improving the gas permeation behaviour of membranes .

各种动物角膜对不同Dk值透气性硬性隐形眼镜的反应

The Effects of Different Dk Value Rigid Gas permeable Contact Lenses ( RGPCL ) on the Animal Cornea by Extended Wear

研究了透气性推进剂（GPP）稳定对流燃速和对流燃烧转变压力的影响因素。

The convective combustion behaviors and the effective factors of gas-permeable propellants ( GPP ) on them have been studied .

针对消失模铸造涂料特点，选择合适的原材料，研究出一种适于铸造生产使用的涂料配比，涂层强度为168.1g，透气性7.1cm3／（g·min）。

A kind of proportioning of coating with strength 168 . 1 g and permeability 7 . 1 cm3 / ( g · min ) suitable for foundry production has been developed aiming at lost-form and proper raw material .

通过降低分裂素浓度、以透气性好的羊皮纸封口三角瓶、提高琼脂的浓度、生根移栽培养基采用1/2的MS培养基等方法解决了组培苗的玻璃化问题。

The problem of vitrification is resolved by reducing the concentration of Cytokinin , healing the culture bottle by the breathing freely lambskin , increasing the concentration of agar , using the 1 / 2MS as the root regeneration medium etc.

测试了织物的拉伸性能、透气性以及芯吸效应，研究了outlast纤维含量与这些性能之间的关系，并对outlast纤维含量对织物调温及拉伸、透气、芯吸效应进行了显著性检验。

Test tensile properties , permeability and wicking property of fabrics , analyzed relationship between outlast fiber content and properties . 5 .

随着负压度和涂层透气性的增加，EPS热解产物能够更快地排出型腔，在高温区停留的时间减少，EPS发气量降低。

With the increase of vacuum rate and permeability , the thermal degraded products of EPS remove from the mold cavity more quickly and stay in high temperature area shorter , so gas evolution decreases .

分生孢子在水中萌发率低，在2%葡萄糖溶液中24h能完全萌发，透气性好坏对孢子萌发率影响不大。

The spore germination rates is lower in the water than in the solution of 2 % Glucose . in the solution of 2 % Glucose all of the spore can germinate in 24h .

本文采用涡格法作为洞壁干扰和支架干扰的修正方法，该方法需要知道包含在高速风洞通气壁边界条件中的透气性参数Q。

This article presents a method to correct tunnel wall and support interferences based on vortex lattice method . The method needs to know the porosity parameter Q involved in the boundary condition of ventilated wall in the high speed wind tunnel .

以密闭鼓风炉熔炼过程为研究对象，采用自适应组合集成技术将神经网络NN和灰色理论有机结合的方法建立了密闭鼓风炉透气性预测模型。

Based on gray theory and neural network , the breathing capacity predication model of an imperial blast furnace was constructed by self-adaptive integration technology according to the melting process in an imperial blast furnace .

目的：探讨硬性透气性角膜接触镜（rigidgasperme-ablecontactlens，RGP）矫正复杂的无晶状体眼的效果和安全性。

· AIM : To evaluate the clinical results and security of rigid gas permeable contact lens ( RGP ) on complicated aphakic eyes .

Ca-PSZ对透气性金属&陶瓷复合材料性能和组织结构的影响

The Influence of Ca-PSZ on the Properties and Microstructure of Ventilating Composite Material Prepared with Metal and Ceramic

目的评价球面透气性硬性角膜接触镜（rigidgaspermeablecontactlens，RGP）矫正高度角膜散光（≥3.00D）时的有效性、稳定性和患者耐受性。

Objective To evaluate the corrected visual acuity , the stability of lens fitting and the tolerance of patients to spherical rigid gas-permeable ( RGP ) lenses when RGP contact lenses were fitted to correct high (≥ 3.00 D ) corneal astigmatism .

通过试验，研究不同粘结剂和耐火粉料对EPC涂料性能的影响，设计制作EPC涂料层强度和透气性测试装置。

The influences of different binders and refractory filers ( powder ) on the properties of EPC coating have been studied through experiments . The testing apparatuses to measure the strength and the permeability of the EPC coating have been designed and produced .