Ld

Also, the wavelength of LD output light depends on the temperature stability.

同时，输出波长依赖于温度的稳定。

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Tm : YAG crystal is an excellent crystal used as LD pumped lasers.

YAG 晶体是性能优异的LD泵浦激光晶体.

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When ld mixes partial programs, addresses in the absolute section remain unchanged.

当ld连接各个局部程序时, 在地址独立段中的地址将保持不变.

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Pediatric members affiliate the field of and treatment of LD became necessity.

儿科学界对LD的诊疗介入成为必然,且对LD的 治疗干预需结合教育心理学.

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This paper discusses the stable area theory of the Z-cavity power LD end-pumped laser.

首次利用LD端面泵浦时晶体热透镜焦距的解析表达式得到Z 型 腔的稳区.

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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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Control and effect of technological operation for smelting heavy rail steel with LD

转炉冶炼重轨钢技术操作控制及效果

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The system is mainly used for test the threshold current, differential efficiency, V-I characteristic and P-I characteristic of LD module.

该系统主要面向组装后的激光二极管组件，对其进行电流阈值（Ith）、光电特性（P-I）、电抗特性（V-I）等主要特性的测试。

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The experiment results showed that TIE had no toxicity ( LD 50> 21.5g/kg bdy weight), no mutagenicity depending on the results of the Ames test, micronucleus test of bone marrow cell and sperm shape abnormality test in mice.

结果表明，丹贝异黄酮提取物的小鼠经口LD50大于21.5g/kg体重，属无毒物质；Ames试验、小鼠骨髓微核试验、精子畸形试验均为阴性，说明丹贝异黄酮提取物无致突变作用。

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But he's, nervous ． "I'm here to tell you today why you should … should …" Chris trips on the "– ld," a pronunciation difficulty for many non-native English speakers ．

但他很紧张。“我今天来是想告诉你为什么应该……应该……”克里斯说“should”的“ld”时磕磕绊绊，它对非母语的人来说是很难的发音。

高考真题- 2019 全国1卷 阅读B

Through the analysis of the loss and threshold characteristics of a laser diode ( LD), the threshold current density of LD with external feedback is calculated, according to the theory of multi-beam interference and the definition of equivalent reflection factor.

通过对半导体激光器（LD）的损耗和阈值电流特性的分析，引入等效反射系数的概念，根据多光束干涉的原理，导出了在外腔反馈作用下LD的阈值电流公式。

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Tactics Ld : L-d-world spin, left the ground empty spin right step.

诀曰: 左旋 右旋天地旋, 左踏右空平地旋.

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Did he have anything else on him that might help us to lD him?

他身上还有其他东西可以让我们确认他的身份 吗 ?

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The results showed: three does of LD laser affected the filaments morphology, the length of filament and thread pitch and helix numbers were variety compare to initial strain.

结果表明：三个辐照时间都对藻丝形态产生影响，使藻丝长、螺旋数、螺旋长发生变化；

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Therefore, it is necessary to design one digital drive power for LD, including constant value unit and monitoring system.

因此，需要为其设计一套数字化驱动电源，包括恒值单元和监控系统。

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An LD-end-pumped Nd : YVO _ 4 crystal 593 nm yellow laser by intracavity sum-frequency mixing ( SFM ) is reported.

报道了LD纵向泵浦 Nd:YVO4 晶体,经腔内和频得到593 nm 激光输出的实验研究.

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The temperature control system takes the LD environment temperature ( room temperature) as the fussy base point, and divides the temperature control interval ( 10 ℃~ 40 ℃) into 6 fuzzy intervals.

本温度控制系统以LD环境温度（室温）为模糊基点，把温度控制区间划分为6个模糊区间。

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Short the parts of LD circuit pattern by soldering ( refer to page 7 ).

用焊锡将LD回路短路保护 ( 参照7页 ).

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The LD module consists of a DC-PBH laser diode, a pin photodiode for monitoring the laser power, a thermoelectric cooler, and a thermis-ter.

组件包括LD芯片，LD背光监测pin光电二极管，半导体制冷器和一个热敏电阻。

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The semiconductor diode laser ( LD ) is a practical most important kind of laser.

半导体二极管激光器 ( LD ) 是实用中最重要的一类激光器.

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Study of High Power LD Pump Nd: Glass Thin Disk Laser Amplifier

高功率LD泵浦Nd：glass薄片激光放大器的研究

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Both the power and the phase are discussed to evaluate the injection locking of LD.

从功率和相位角度讨论了LD注入 锁定的实现,并使用相似指数作为参考标准来评价同步性能.

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Therefore, based on the consideration of both photocurrent increase factor due to transient ionization effects and threshold current density decrease factor due to displacement effects, we obtain an integrated LD optical response model of radiation effect.

因此，在综合考虑了瞬态电离效应的光电流增加因素和位移效应的阈值电流密度衰减因素的基础上，获得了LD辐射效应综合光学响应模型。

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LD is an acute bacterial infection of the lower respiratory tract ( bacterial pneumonia ).

LD是一种敏感的下呼吸道细菌感染 ( 细菌性肺炎 ).

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You're the one putting lD cards into letter boxes?

你真笨邮筒里的身份证是不是你扔的?

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Conclusions Adrenaline interfers serum FMN, Cr, UA, TG, TCH, HDL-C , LD and DBIL assays.

结论肾上腺素干扰血清中的fmn 、 Cr 、 UA 、 TG 、 TCH 、 HDL -C 、 LD、DBIL的测定.

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The difference between ideal diffraction pattern and that of actual measurement is considered and the actual diffraction pattern is studied on four aspects, such as white noise, characteristic of Gauss beam of LD,, spatial position and disturbance of thin cylinder and focal spot.

针对细圆柱体理想衍射花样和实测衍射花样的差异，从白噪声、光源的高斯特性、细圆柱体空间位置及外界扰动和焦点光斑等四个方面研究了实测衍射花样。

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The results show that the SQW LD has good temperature property and wide modulation bandwidth.

结果表明它具有较好的温度特性和较大调制带宽。

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Free running emerald laser pumped by 660 nm laser diode ( LD ) was reported.

报道了温差水热法生长的祖母绿晶体在660nm激光二极管 ( LD ) 抽运下的激光实验结果.

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This annex includes electronic material containing low bit rate LD _ CELP implementation test vectors.

本附件包括含有低比特率LD-CELP实现测试矢量的电子资料.

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