PVF

Effect of Biaxial Stretching Technology on Property of PVF Film

双向拉伸工艺对聚氟乙烯薄膜性能的影响

The processing technology of blow-molded PVF film was studied , and based on the property of the prepared product , the optimization of the processing parameters were discussed in detail .

研究了采用挤出吹塑法成型聚氟乙烯薄膜的工艺；并结合制品性能，详细讨论了吹塑工艺参数的优化。

PVF fine filter material and new YG series oil filter

PVF精密滤材及新型YG系列油过滤机

A new solvent system used to determine the degree of acetals of PVF

测定凝胶化的PVF缩醛度的新溶剂体系

Study on Modified PVF Adhesive And Its Properties

改性PVF胶粘剂及其性能的研究

Preparation and application of the cold-resistant modified PVF building adhesive

耐寒型改性PVF建筑胶的制备及应用

Effects of γ - Butyrolactone on Preparation and Property of PVF Film

γ-丁内酯对PVF薄膜制备工艺及性能的影响

Study on the Foam 's Stability of PVF Cellular Plastics Prepared by Mechanical Foaming

机械发泡法制备PVF泡沫塑料的稳定性研究

The piezoelectric sensitivity of PVF film is approximately linear with its thickness .

研究还表明，PVF2的压电灵敏度与PVF2的厚度近似成线性关系。

Preparation of new filler PVF and its performance of simultaneous nitrification and denitrification

新型填料PVF的制备及其同时硝化反硝化反应的研究

The Preparation and Application of Modified PVF Adhesive Study on New Ways of Synthesis of PVF Adhesive

改性聚乙烯醇缩甲醛胶水的研制与应用制备聚乙烯醇缩甲醛新方法的研究

Research on Processing Technology of Blow-molded PVF Film

吹塑成型PVF薄膜工艺研究

Study on crystallization behaviour of PVF 2 / pmma blends

PVF2/PMMA共混物结晶行为研究

Preparation of AA / AAm modified PVF beer sticking label adhesive

AA/AAm改性的PVF高速粘贴标签胶粘剂的研制

Average daily volume of ascites revealed a significant correlation with portal vein pressure , and not with PVF .

平均每天的腹水量显示其与门静脉压力显著相关，而与门静脉血流量无显著相关。

Conclusion PVF spectrum and mitral valve flow spectrum can be used to evaluate left ventricular diastolic function of RH children .

结论PVF频谱与二尖瓣血流频谱对评价RH左室舒张功能有参照意义。

The paper introduced a preparation method of AA / AAm modified PVF teer sticking label adhesive .

采用AA/AAm改性PVF的方法制备高速粘贴标签胶粘剂。

Portal venous flow ( PVF ) and hepatic arterial flow ( HAF ) were measured via flow probes .

测定门静脉血流量（PVF）、肝动脉血流量（HAF）。

Overall mean recipient portal vein flow ( PVF ) was much higher than the left PVF in the donors .

总体平均受体门静脉血流量较供体门脉左支血流量要高得多。

Hence the joint increase of velocity and volume of PVF may be taken as a new index indicating the active period of CAH .

可以期望把门静脉血流速度和血流量同时增加作为慢性活动型肝炎活动的一个新指标。

The results of this paper have shown that it is successful for improvement on the water proof and adhesive strength of PVF with TDI .

研究表明甲苯二异氰酸酯对聚乙烯醇缩醛胶粘剂耐水性改性是可行的并且能提高胶粘剂的粘接强度。

) [ Methods ] Totally 136 CWP ( expose group ) and 83 normal workers ( control group ) were examined for PVF .

[方法]对136名煤工尘肺患者（接触组）和83名对照人员（对照组）进行肺通气功能测定。

The Effect of Amorphous PVF and CaHPO_4 Additive on the Thermal Behaviour and Crystalline Conformation of Nylon 6

PVF和CaHPO4对Nylon6的热行为和晶型的影响

The Effect of γ - butyrolactone on the preparation and property of polyvinyl fluoride ( PVF ) films were investigated systematically .

系统地研究了在聚氟乙烯薄膜的制备过程中，γ-丁内酯的添加对薄膜加工工艺及性能的影响。

The produced plating zinc and painting plastic double layers welded pipe ( hereafter called PVF pipe ) met the requirement of international technical standard .

其生产的镀锌涂塑双层卷焊管（以下简称PVF管）达到有关国际技术标准。

In SRS + PCDV group PVF and FPP decreased by respectively ( P < 0.05 ) .

SRS+PCDV组术后PVF减少和FPP降低差异有显著性（P<0.05）。

From the Arrhenius curve for the grafting of acrylic acid with PVF , the overall activation energy for this system was 5.8kcal/mol .

由PVF接枝丙烯酸的Arrhenius曲线求得该体系的总活化能为5.8kcal/mol。

A new processing method , gelation-flow-casting , specialized for the molding of polyvinyl fluorite ( PVF ) films , is introduced in this paper .

介绍了一种适合聚氟乙烯薄膜生产制造的新工艺―凝胶挤出流延法。

To evaluate the pulmonary venous Doppler blood flow pattern ( PVF ) in assessment of left ventricular function , 23 normal subjects and 22 hypertrophic cardiomyopathy patients were studied .

为评价肺静脉多普勒血流频谱检测左室舒张功能的价值，我们对23例正常人和22例肥厚型心肌病患者进行研究。

Acute rejection rate , blood PLT count , incidence of lung infection and PVF / HAF ( portal venous flow / hepatic arterial flow ) were calculated and analyzed .

分析术后急性排斥反应发生率、血小板计数、肺部感染发生率以及移植肝门静脉肝动脉血流量比（PVF/HAF）的变化规律。