The impressive PCV system produces outstanding performance data and is extremely resistant to dirt and damage.

Often, the PCV filter does not receive regular maintenance.

一般来说, PCV滤清器不需要定期维修.

He is a very modest man who never blows his owm trumpet.

他为人非常谦逊从不自吹自擂.

Power Control Unit ( PCU ) is the key part of aircraft Electrical Power System ( EPS ).

电源控制器 ( PCU ) 在飞机供电系统 ( EPS ) 的控制保护中居于核心地位.

Objective To evaluate the characteristics of polyhexymethylene carbonate polyurethane urea ( PCU ).

目的评价聚六亚甲基碳酸酯聚氨酯脲 ( PCU ) 的性能.

Expression of TGF � � 1 mRNA was evaluated by RT PCR.

RT?PCR方法测定肺组织内TGF?β1的表达.

Histamine-producing strains could be detected by PCR test or DNA probe technology.

利用PCR与DNA探针技术能够快速检测葡萄酒中的组胺产生菌.

Results At the 2 weeks after operation, the PCO only appeared in the control group.

结果术后2周只有对照组眼出现后囊膜混浊.

Posterior capsule opacification ( PCO ) is a complication frequently happened following cataract surgery a major clinical problem.

后囊混浊是白内障手术的常见并发症.

Diurnal variations of surface ocean pCO 2 and sea-air CO 2 flux evaluated using remotely sensed data.

利用遥感资料评价海面pCO2和海 - 气CO2通量的日变化.

PCO 2 does main role in normal respiration regulation.

在正常呼吸调节中PCO2起主导作用.

The Privacy Commissioner's Office ( PCO ) began full operation on December 20, 1996.

个人资料私隐专员公署在一九九六年十二月二十日开始全面运作.

The next generation telephone is called Super phone or Personal Communication Network ( PCN ).

下一代的电话将被叫做超级电话或者个人通讯网络.

The vector, PCH and pGH, will be used to study prevention of virus in fection.

研究结果表明构建的载体有效表达了siRNA, 这些载体可以用于与siRNA相关抗病毒治疗性试验研究.

First, a PCH model of PMSM is established.

首先, 建立了PMSM的PCH系统模型.

This paper a Preconditioned Conjugate Gradient ( PCG ) method from a view of probability for concrete image reconstruction.

根据常规图像重建的共轭梯度迭代算法,提出一种预条件共轭梯度法.

The paper summarizes the progress, guidance mechanism and classification of photonic crystal fiber ( PCF ) .

首先概要介绍了光子晶体光纤的发展进程 、 导光 机理和分类.

Based on the multi-pole method, a kind of step-structure photonic crystal fiber ( PCF ) is put forward.

以多极法理论为基础, 提出了一种阶梯结构的 光子晶体 光纤.

Through changing the structure parameter , peoples can change propagation properties of PCF.

改变光子晶体光纤的结构参数可以改变它的传输特性.

The principle, fabrication and application progress of hollow-core photonic crystal fibers ( HC-PCF ) are reviewed.

综述了空芯光子晶体光纤 ( HC -PCF ) 的原理 、 制作方法和最新应用进展.

Investigators leading these trials also discussed initial findings in the session at PCF's annual Scientific Retreat.

主导这些实验的研究者也在PCF年度学术会上讨论了初步的结果.