pfm的例句大全

Ni-Cr alloy and Au-Pt alloy are principal alloys which used to make PFM in prosthodontics.

Ni-Cr合金、Au-Pt合金为目前口腔修复中制作金属烤瓷修复体的主要合金.

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Recommended PFM to modulate and demodulation.

介绍了PFM调制和解调.

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Familiar with PWM , PFM control chip, IGBT, MOSFET, high-frequency transformers and magnetic elements.

熟悉PWM、PFM控制芯片 、 IGBT, MOSFET等功率器件 、 高频变压器、电感等磁性元件.

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The structure of the transmission system in the PFM optic transmitter is designed.

本文的研究工作有以下几个方面:设计PFM光发射机 的传输系统结构.

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Apply PWM + PFM control technology, constant current output, stable welding current.

采用PWM+PFM控制技术, 恒流输出, 焊接电流稳定.

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The piezo response force microscopy ( PFM ) is a useful method to study ferroelectric domains of ferroelectric films.

压电响应力显微镜为铁电薄膜电畴的研究提供了一种有效的检测方法.

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Objective : To investigate the effect of PFM restoration in type II diabetic patients with periodontitis.

目的: 研究非依赖型糖尿病患者经牙周基础治疗后,进行烤瓷冠修复对牙周情况的影响.

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At present, W and W alloy are considered as a promising candidate for plasma facing material ( PFM) of International Thermonuclear Experimental Reactor ( ITER) because of their high thermal conductivity, high melting and low sputtering erosion.

目前，钨和钨合金由于良好的热传导性，高熔点，低溅射率等优良特性被普遍认为是最有希望成为国际热核聚变实验堆（ITER）等离子体面壁材料的候选材料之一。

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PFW was added based on PWM, and switching circuit between PWM, PFW and control circuit of external characteristic were designed, the control system fulfilled the higher request, and have double excellence of PWM and PFM.

在PWM控制的基础上引入PFM控制，并设计出PFM与PWM的切换电路及外特性控制电路，实现了设计的控制要求，使整个控制系统具有PWM和PFM的双重优点。

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