ptw

Effect of PTW Reactive Compatibilizer on Property of PA6 / PP Alloy

PTW反应型增容剂对PA6/PP合金性能的影响

It was found that adding 8 % - 12 % of PTW could improve friction properties at high temperature effectively .

与未添加六钛酸钾晶须的材料相比，添加适量（8%～12%）的六钛酸钾晶须可以有效地提高摩擦材料的高温摩擦性能。

Besides , we give the properties of the polynomial domains about PTW domains ;

此外，描述了PTW整环的多项式环的相关性质；

Tribological and corrosive behavior of PTFE composites filled with PTW in sulfuric acid solution

酸性溶液中PTW增强PTFE复合材料的耐蚀性和摩擦磨损性能

The adsorption of the lead and cadmium ions on PTW can be well described by Freundlich equation .

水中铅、镉离子在PTW上的吸附可用Freundlich方程进行描述。

Synergistic toughening modification of PBT / PC blends with PTW and POE

POE和PTW协同增韧PBT/PC合金

Experiments showed that the dissolved potassium ions were stripped slowly and not derived from the crystal structure of PTW .

实验发现：水溶钾并不是来自PTW晶体的溶解；

In addition , the shell of SiO_2 could hinder the water soluble potassium ions in PTW to be dissolved .

PTW表面的SiO2壳层可以阻碍PTW中水溶性钾离子的析出。

Preparation of ZnO Whisker Reinforced PES Composite and Its Tribological Properties Orthogonal experiments of PTW / PTFE / PES composites

氧化锌晶须/聚醚砜复合材料的制备及摩擦学性能研究钛酸钾晶须增强聚醚砜复合材料的制备及正交试验

Permit Coordinator , Project Manager , HSE officer , and Commissioning Managers will then review and endorsed the PTW .

许可证协调员、项目经理、安监部安全主管和调试主管将检查并签署工作许可证。

The friction and wear properties of polytetrafluoroethylene ( PTFE ) reinforced with PTW at different PTW content , temperature , load and sliding speed were investigated .

考察了PTW含量、摩擦温度、载荷和滑行速度对其影响。

Via pollen - tube pathway the indica rice HD - 357 was transformed with plasmid pTW - α containing Bar gene and PIN ⅱ gene .

利用花粉管通道法，用含抗除草剂基因bar及抗虫基因pin2的质粒pTW-α转化中籼HD357。

Characterizations of PTW Domains

PTW整环的刻画

Moreover , the results of IR spectrum and apolar component of surface free energy showed that the alkyl chains of OTS tilted on the surface of PTW after the modification .

IR分析和色散分量测定表明，改性后OTS的烷基链倾斜在PTW表面。

Output factors were measured with NE Farmer 2570 dosimeter and PTW 0.1cm ~ 3 ion chamber , the observed values were compared with the calculation values according to the square root method .

用NEFarmer2570剂量仪和PTW0.1cm3电离室测量窄条野输出因子，并与方根式法计算值比较。

Once completed the site verification for LUN , the Permit Coordinator will verify and accept the commissioning PTW based on his previous two days of site inspection ( See LUN procedure ) .

经过现场准备工作完成情况的确认（参看试验通知环节）。

The microstructure of PtW alloy is peritectic structure , and primary crystal is dendritic . The crystals are broken after hot working , and they are finer and more uniform after intermediate heat treatment .

显微结构分析表明：PtW合金在铸态时为典型的包晶组织，初生相呈枝晶，热加工后晶粒被破碎，中间热处理后显微组织为细小、均匀的等轴晶。

To investigate the effect of PTW on the properties of PTFE composites , the surface modification and contents of PTW on the mechanical strength , thermal properties and wear resistance of PTFE composites were studied in this paper .

为研究钛酸钾晶须（PTW）对聚四氟乙烯（PTFE）复合材料性能的影响，本文详细地考察了PTW表面改性和含量对PTFE复合材料的力学、耐磨以及热性能影响。

The results showed that the surface energy of modified PTW decreased from 69.2 mJ / m ~ 2to 50.7mJ / m ~ 2 , and dispersibility of PTW was obviously improved .

结果表明：改性后PTW表面能由69.2mJ/m2降到50.7mJ/m2，分散性得到明显改善。

Towards the principles and characteristics of low-energy X-ray ionization currents , we established three measurement systems based on the Townsend compensation ( automatic , semi-automatic , manual ), and high-precision Keithley 6517 electrometer , PTW UNIDOS dosimeter micro-current measurement system .

针对低能X射线电离电流产生的原理和特点，分别建立了基于汤森补偿法（自动、半自动、手动）和Keithley6517高精度静电计、PTWUNIDOS剂量仪的微电流测量系统。

Some of the features , such as the cross-ventilation scheme , water recycling system and integrated parklands that Australia 's PTW Architects designed for the residences that will house 17,000 competitors and officials , were adapted from the firm 's successful experience in Sydney .

澳大利亚PTW建筑师事务所为这座容纳1.7万名参赛选手及官员的奥运住所设计的一些特征，比如对流通风方案，水循环系统以及综合公共场地，曾经在悉尼奥运村中被成功运用。

The mechanical properties of PVC / potassium-titanate-whisker ( PVC / PTW ) and PVC / potassium-titanate - whisker / elastomers ( CPE , MBS ) composites , as well as the influence of potassium-titanate-whisker on the processability and weatherability of PVC composites , were studied .

研究了PVC/钛酸钾晶须、PVC/钛酸钾晶须/弹性体（CPE、MBS）复合体系的力学性能，以及钛酸钾晶须对PVC复合材料的加工性能、抗老化性能的影响。