low threshold

A new method which directly extracts the model parameters for the high speed low threshold semiconductor laser is presented, where only the terminal impedance characteristics near the threshold and the relaxation oscillation frequency characteristics above the threshold are used.

针对高速低阈值半导体激光器提出一种模型参数的直接确定方法。

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Their responses to electrical stimulation, of receptive fields were characterized by monosynaptic linleage, low threshold and fastness in condition velocity.

对电刺激其感受野的反应具有单突触性、低阈值和传导快等特征；

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Sorting mail is not a job for people with a low boredom threshold.

分拣邮件不适合那些不太能忍受乏味工作的人.

《简明英汉词典》

Simultaneously, due to the low threshold and the improvable constitution of the industry, numerous express companies conduct a disordered competition.

同时，由于行业进入门槛低，行业管理体制不完善，导致快递企业数目众多、竞争无序。

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An effective way to reduce the leakage power is by means of multithreshold CMOS technique, which can restrain the leakage current by adding a MOS transistor to low threshold circuit.

多阈值CMOS技术是一种降低电路漏电流功耗的有效方法.它通过接入高阈值MOS管来抑制低阈值模块的漏电流。

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She has a low threshold of boredom and needs the constant stimulation of physical activity

她容易厌倦，需要时常进行活动来刺激一下。

柯林斯高阶英汉双解学习词典

InGaAsP/ InP PBH Bistable Lasers with Low Threshold Current

低阈值InGaAsP/InP PBH双稳激光器

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Fabrication of Low Threshold Current Constricted Double-Heterojunction Lasers

低阈值压缩双异质结构激光器的制造

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InGaAsP/ InP Buried Crescent Laser Emitting at 1.3 μ m with Low Threshold Current

1.3微米低阈值掩埋新月型InP-InGaAsP激光器

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As a single crystal ithas large emission cross, wide absorption band, low threshold, high thermoconductivity.

具有大的受激发射跃迁截面, 宽吸收带, 低激光发射振荡阈值, 高热传导率等特点.

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The calculation results provide specific data for designing and optimizing low threshold TPO.

为低阈值TPO的设计和优化提供了具体的数据。

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Low Threshold Current InGaAs-GaAs Strained Layer Quantum Well Laser

低阈值InGaAs-GaAs应变层多量子阱激光器

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Then, once the control signal is lower than a low threshold value.

接下来, 一旦控制信号低于低阈值,便断开晶体管.

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GaAs/ GaAlAs Vertical Cavity Surface Emitting Lasers with Low Threshold Current

GaAs／GaAlAs低阈值垂直腔面发射激光器

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She has a very low threshold of pain.

她的痛觉门槛非常低.

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In this paper, the scattering of incident electrons, generation mechanisms of secondary electrons and the threshold energy effect of escaped low energy electrons are reviewed.

本文综述入射电子在样品中的散射、二次电子的产生机制和低能电子逸出的能量阈值效应。

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Its further development requests the presence of a sensitive and low threshold detector with full sky& full time observation mode.

研究的深入呼唤高灵敏、低阈能、宽视场、全日制的地面观测手段。

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In order to give a low threshold current density, the curvature radius should be more about 150 μ m.

为了保持较低的阈值电流，本文建议曲率半径选择在15μm左右。

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The InGaAs/ GaAs strained quantum well lasers are able to work with extremely low threshold current density, high characteristic temperature and high COD limit, which make Ld lasers achieve higher output power and longer Ufe.

InGaAs/GaAs应变量子阱激光器具有级低的阈值电流密度、较高的特性温度和较高的光学灾变损伤阈值，这使得激光器具有更高的输出功率和更长的寿命。

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Low Threshold Current Density InGaAs/ GaAs/ AlGaAs Strained Quantum Well Lasers

低阈值电流密度INGaAs/GaAs/AlGaAs应变量子阱激光器

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She has a low threshold of boredom and needs the constant stimulation of physical activity.

她容易厌倦，需要时常进行活动来刺激一下。

《柯林斯高阶英汉双解学习词典》

Patrick Jane: Give me a minute with her. She's a super low threshold.

简: 让我和她呆一分钟. 她超好催眠的.

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Where people were concerned, his threshold of boredom was low.

涉及人的事情，他便极易感到厌烦。

《牛津高阶英汉双解词典》

The analysis of one particular structure has shown that a relatively low threshold current density of 832 A/ cm~ 2 can provide a threshold optical gain of 50/ cm at room temperature.

理论分析显示，用一个相对较低的阈值电流密度（832A/cm2）就能在室温下产生50/cm的阈值光学增益。

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All errors are caused by the low threshold value.

所有的错误是由低阈值引起的.

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Our analysis of one particular structure has shown that a relatively low threshold current density of 832A/ cm2 can provide a threshold optical gain of 50/ cm at room temperature. We have also found that the characteristic temperature in this structure is as high as 136K.

分析显示，用一个相对较低的阈值电流密度（832A/cm2）能够实现室温下产生50/cm的阈值光学增益，而且这种结构的特征温度高于136K。

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Low threshold current and high quantum efficiency ridge waveguide lasers

低阈值电流、高量子效率脊形波导激光器

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Low Threshold Current High Output Power Fundamental Transverse Mode 1.3 μ m InGaAsP/ InP BH Laser

1.3微米低阈值大功率基横模BH InGaAsP/InP激光器

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ATMP has excellent chelation, low threshold inhibition and lattice distortion ability.

ATMP具有良好的螯合 、 低限抑制及晶格畸变作用.

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Trimethylamine is a kind of malodorous compound which possesses the speciality of excessive emission and low threshold concentration.

其中三甲胺是排放量大、嗅阈值低的恶臭污染物，是恶臭污染控制的主要对象之一。

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