Chaos Control for Several Chaotic Systems and Bifurcation Analysis in Single-Stage PFC Power Supplies.

The paper discussed a half-bridge converter of single stage PFC with ZVZCS.

文章讨论了一种带有ZVZCS的 单级PFC半桥变换器.

The paper proposes a PFC voltage loop simulation model based on system modelling method.

提出了一种基于系统建模法的PFC电压环仿真模型.

A study of the fluid properties of PFC blood.

全氟碳代血液(PFC) 的流动特性研究.

The principle and performance of a new power factor correction converter ( PFC ) are analyzed.

分析了一种新型功率因数校正器 ( PFC ) 的工作原理以及该校正器的性能特点.

Conclusions There were decreased rectal sensation and pelvic floor muscle dysfunction in patients with PFD.

结论PFD存在明显的直肠感觉功能下降和盆底肌肉协调运动障碍.

The German mark is two marks sixty-three point eight pfennigs to the dollar.

德马克价格为2马克 63.8 芬尼兑1美元.

Pfft, like he actually catch the stick figure. Look like I'll have go in there myself.

看来这次他能抓住那个火柴人. 不过好像我还是得亲自去哪里.

In animal experiments, PFOA and PFOS have been linked to cancer, developmental problems and other issues.

在动物实验中, PFOA和PFOS都与癌症有关, 发展问题和其他问题.

Result: The telomerase activity of PG cell was down-regulated significantly by Herba Scutellariae Barbatae.

结果: 经半枝莲含药血清作用的PG细胞端粒酶活性明显下降.

Objective To observe the effect of Herba Scutellariae Barbatae on the growth of PG cell.

目的观察半枝莲对人肺巨细胞癌细胞株PG细胞增殖的影响.

ResultsHerba Scutellariae Barbatae inhibited the growth of PG cell with the relations of time-effect and dosage-effect.

结果不同浓度的半枝莲含药血清对肺癌细胞PG增殖有抑制作用,且呈明显的时效和量效关系.

PG can activate defense reactions in plants , having no relation to the enzyme activity.

PG可以激活细胞的防卫反应而与其酶活性无关.

The PG activity showed significant variation between different cultivars and various Yaoqing stage.

不同品种、不同摇青工序间PG活性存在显著差异.

What is the difference between PG and Mature land?

PG区和成人区的土地有何区别?

Did I mention the movie might be PG-13?

我说过这个电影可能是13岁限制级的 吗 ?

We recommend the PG Actuator for installation involving unattended starts.

我们建议的PG致动器的安装涉及无人值守启动.

A significant correlation between the control of water and soluble pectin, and the PG activity.

在制品含水量及可溶性果胶含量与PG活性之间存在显著相关性.

The European PGA Tour.

欧洲职业高尔夫球巡回赛.

There are two means available for the preparation of PGA-synthesis polymerization and ring-opening polymerization.

聚羟基乙酸的经典制备方法主要有两种:直接缩合聚合法和乙交酯开环聚合法.

Your name is Jamie Cairncross ( PGA Group ).

你叫杰米·凯恩克劳斯 ( 就职于PGA集团公司 ).