pfd
abbr.
paraffined 石蜡的；personal flotation device 个人漂浮设备；preferred 优先的；更喜欢的
权威例句
A 1-MHZ bandwidth 3.6-GHz 0.18-/spl mu/m CMOS fractional-N synthesizer utilizing a hybrid PFD/DAC structure for reduced broadband ph...Flow hydraulic amplification for a pulsing, fracturing, and drilling (PFD) device
A fractional- N frequency synthesizer architecture utilizing a mismatch compensated PFD/DAC structure for reduced quantization-induc...
Evaluation of growth regulator inhibitors for controlling postbloom fruit drop (PFD) of citrus induced by the fungus Colletotrichum ...
Stomatal responses to non-local changes in PFD: evidence for long-distance hydraulic interactions
Discussion on STR and PFD Analysis of I&C System
Writing & Speaking at Work: Pearson New International Edition PFD eBook
Short-term responses of terpene emission rates to experimental changes of PFD in Pinus halepensis and Quercus ilex in summer field...
Cohesion in alloys — fundamentals of a semi-empirical model
Survey of medicinal plants used in the region Northeast of Brazil
1. Principle Control Loops shall also be shown in the PFD.
原理控制回路也应显示在PFD。
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2. An ill-fitting PFD may not provide the expected flotation benefits.
不合身的个人漂浮装置可能无法提供预期的漂浮救生效果。
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3. In unadjusted analyses, women with diabetes and women who were obese had greater odds of having each PFD.
在未经调整的分析中，患糖尿病的妇女和肥胖的妇女罹患盆底功能失调的几率更高。
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4. When the PFD does not generate pulses in lock mode, the charge pump does not provide charge to the loop filter.
当PFD在锁定模式中不生成脉冲时，电荷泵不提供电荷给环路滤波器。
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5. The perturbational finite difference method (PFD) is a new method of constructing high accurate difference scheme.
摄动有限差分（PFD）方法是构造高精度差分格式的一种新方法。
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6. Fig. 4 Response of NPQ to PFD in control and Fe-deficient plants. The left side is maize; the right side is soybean.
图4对照及缺铁植株非光化学猝灭光化学效率(PQ)光强的响应。左侧为玉米，右侧为大豆。
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7. Providing a proper-fitting PFD and training on how to use it will greatly increase your child's safety around water.
提供合身的个人漂浮装置并训练如何使用它将大大提高你孩子在水边的安全性。
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8. An inflatable PFD has less bulk and interference than a foam unit, but is ready to provide flotation during an unexpected entry into the water.
可膨胀的PFD有较少的体积和没有了干扰泡沫单位，但在想不到的进入水后实时提供漂浮。
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9. The following.htaccess entry sets a far future expires header sometime in 2010 for file types such as.ico,.pfd,.flv (Flash source files),.jpg,.png, etc.
下面的。htaccess .为ico，. pf d，. flv (Flash类型文件)，. j pg，. png等设置了2010到期的遥远的期限。
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10. The main aim of this work is to research the fractional-N PLL in the CMMB application and the realization of the high performance PFD and CP of the PLL.
本文主要研究CMMB系统应用的小数分频PLL以及系统中高性能的鉴频鉴相器和电荷泵的实现。
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11. For example, in an order status application that generates PFD output, the static labels can be picked from a resource bundle using the appropriate locale.
比如，在生成pdf输出的订单状态应用程序中，可以使用适当的地区信息从资源绑定中挑选静态标签。
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12. The function of a loop filter is to filter high-frequency signal out of the output voltage from PFD and CP, thus the output signal from VCO will be purified.
环路滤波器的作用就是滤除从PFD&CP出来的电压中的高频成分，从而纯化VCO的输出信号。
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13. Firstly, this paper brings out the requirement of the Safety Instrument System in practical application and introduces the necessity of the PFD evaluation for SIS.
首先介绍了安全仪表系统在实际应用中的需求以及安全仪表系统的硬件失效概率评估的必要性。
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14. Diabetes status, glycemic control, and diabetes treatment were extracted from clinical databases while other risk factors for PFD were obtained through self-report.
糖尿病状态、血糖控制、糖尿病治疗的信息通过临床数据库获得，其它盆底功能失调的危险因素通过患者个人的报告获得。
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15. The development method of the process flow diagram (PFD) is based on a new design method of process flow diagram, adopted in the international companies in recent years.
工艺流程图(PFD)的扩展方法，是国际工程公司近年采用的一种新的工艺流程设计方法。
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16. When the phase and frequency of the reference and feedback clock signals are the same, the PLL is in lock mode, and the PFD does not generate pulses in its output signals.
当基准和反馈时钟信号的相位和频率相同时，PLL处于锁定模式，且PFD输出信号中不生成脉冲。
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17. One-third of American women suffer from pelvic floor dysfunction (PFD), a condition in which the pelvic muscles and connective tissue are extremely weak or, in my case, extremely tight.
三分之一的美国女性都患有骨盆底功能障碍症（PFD），该症状表现为盆腔肌肉及连接组织极其脆弱，或者，像我这样，极其紧绷。
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18. Through redesigning the structure of the original PFD circuit and based on the traditional D trigger PFD, two new PFDs, transmission gate D trigger PFD and flip-latch based PFD were proposed.
通过对原有PFD电路结构进行重新设计，在传统D触发器PFD的基础上提出了两种新型PFD：传输门D触发器型PFD和基于锁存器的PFD。
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19. Through redesigning the structure of the original PFD circuit and based on the traditional D trigger PFD, two new PFDs, transmission gate D trigger PFD and flip-latch based PFD were proposed.
通过对原有PFD电路结构进行重新设计，在传统D触发器PFD的基础上提出了两种新型PFD：传输门D触发器型PFD和基于锁存器的PFD。
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pfd
