• By means of pulse injection, the relation between lasing wavelength and chip temperature of distributed feedback laser (DFB-LD) has been obtained.

    利用脉冲注入法测量了分布反馈激光器(DFB - LD)芯片温度激射波长关系

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  • METHODS:134 cases of large venous malformation were treated by poly-drug injection, combined with circular transfixation around lesion, laser, and surgery.

    方法采用多种药物联合注射结合病变周围环形缝扎、激光手术等方法,综合治疗口腔颌面部大面积静脉畸形134

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  • The modulation bandwidth and the relaxation oscillation frequencies of the laser are quite different at different injection powers and wavelengths.

    发现不同注入光强度和波长下激光器调制带宽弛豫振荡峰频率会发生变化。

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  • A heterodyne interference is caused by a frequency modulation of a laser diode (LD) with a ramp injection current, and a linear phase detection is realized.

    传感器利用注入电流直接调频半导体激光(LD)产生外差干涉,从而实现了干涉相位线性检测

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  • This paper reports that the frequency responses of a direct-modulated DFB laser diode can be improved using an injection locking method.

    验证通过注入锁模方法,分布反馈(DFB)半导体激光器频率响应可以得到明显的改善。

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  • Wavelength switching together with the switching of the dominating output port of the fiber laser is achieved by controlling the power of a tunable injection laser.

    通过控制一个可调谐注入激光器功率实现了激光器的波长切换输出端口切换。

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  • We suggest a new efficient method of laser tuning: the principle of tuning and amplification by self-injection.

    本文提出一种新型高效激光调频方法——自注入调频放大原理

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  • The experimental results show that CH plating hole targets have higher laser energy injection efficiency.

    实验结果表明CH膜是增加激光能量注入、提高腔辐射温度的有效方法。

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  • The injection tooling with the designed optimal conformal cooling channels was fabricated by using the selected laser sintering technique.

    利用选择性激光烧结快速制模工艺制造设计好的具有最优随形冷却水道注塑模具。

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  • Objective To investigate the effect of retrobulbar injection of triamcinolone acetonide (TA) combined with laser photocoagulation treatment on diffused diabetic macular edema.

    目的观察球后注射曲安奈德(TA联合激光光凝治疗糖尿病性弥漫性黄斑水肿的疗效。

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  • The gain and saturation of tapered laser amplifier are the function of temperature and injection current.

    锥形激光放大器增益饱和分别工作温度注入电流函数

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  • A semiconductor laser, when subjected to perturbation such as optical feedback, optical injection, optoelectronic feedback, can display chaotic output.

    半导体激光器受到反馈、光注入光电反馈等扰动下得到混沌输出

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  • Objective: To confirm clinical therapeutic effect in treatment of osteoarthritis in knee joint by laser treatment of trigger points associated with sodium hyaluronate injection in articular cavity.

    目的明确膝关节注射玻璃酸痛点激光照射结合治疗膝关节关节炎的临床疗效

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  • Meanwhile, the effect of optical injection in erbium-doped fiber laser was investigated, and the optimized wavelength to control the lasing wavelength has been found.

    此外,还研究光纤激光器注入实现波长可开关的光控机制找到了抑制腔内激发波长的优注入光波长。

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  • She is good at jaw and face cosmetic surgery, has much experience in injection and laser cosmetic.

    擅长外科美容手术注射 美容、激光美容均丰富临床经验

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  • To explore, simple, safe and effective way of treating retinal detachment due to macular break 48 cases of macular breaking retinal detachment were treated by laser with intravitreous air injection.

    寻求简便安全有效治疗黄斑裂孔视网膜脱离的方法,本组收治黄斑裂孔视网膜脱离48

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  • Conclusion Large-dosed interferon sublesional injection has an important clinical significance in preventing the recurrence of condyloma acuminatum after laser operation.

    结论大剂量干扰素局部注射,对预防尖锐湿疣激光术后复发具有重要临床意义

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  • A method based on pulse injection was put forward to test the light-current-voltage (LIV) characteristics of laser diode (LD), and a new type of pulse measurement system was developed.

    为精确测试半导体激光器(LD)光功率-电流-电压(LIV)特性提出一种基于脉冲注入调制的方法据此研制新型LD脉冲测试系统

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  • Hardfacing, laser cladding, laser melt injection and plasma melt injection were introduced, and the virtues and defects of all the methods were discussed.

    详细介绍堆焊激光覆、激光等离子熔化-注射颗粒增强表层复合材料制备方法,并分析了各种制备技术的优缺点。

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  • The article discusses the differences in physical mechanism of mode locking by laser pulse injection between the dispersion region at positive group velocity and that at negative group velocity.

    本文阐述工作于色散中的脉冲注入物理机制区别

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  • The experimental results show that under the same conditions the laser energy injection efficiencies for half-cavity targets are 10 percent lower than those for hole targets.

    实验结果表明相同参数条件下半相比激光能量注入减少约10%。

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  • The expressions for the dynamic frequency shift of an injection-locked semiconductor laser are given.

    本文给出注入锁定半导体激光器动态频率漂移的解析表达式

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  • All patients were treated with laser, while the treatment group were added with sodium hyaluronate injection in articular cavity. Once a week, the course of both group were 5 weeks.

    全部病例采用激光治疗治疗在此基础上玻璃酸关节腔内注射每周1次,5周为1疗程

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  • The optimal intensity noise suppression of a Fabry-Perot (FP) laser is experimentally acquired by relatively strong external optical injection locking technology.

    采用强的注入锁定FP激光器获得理想强度噪声抑制效果

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  • They learned that 3D printers that use heat or a laser to melt plastic consumed an estimated 50 to 100 times more electrical energy than injection molding to make an object of the same weight.

    他们了解到,使用激光熔化塑料打印机消耗估计50至100电能注射成型使相同的重量的目的

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  • The injection energy of the laser to its adjacent laser is much higher than that to other lasers, which ensures stable system.

    每台激光器相邻激光器注入能量远大其它激光器注入能量,因此台激光器扩展时系统运转稳定。

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  • Researchers thought that such precise injection was impossible in a laser wakefield accelerator because the accelerating structure is microscopic and short-lived.

    研究人员认为尾迹加速器不可能这么精准注入电子,因为加速过程微观而且短暂的。

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  • The modulation properties of an injection-locked semiconductor laser are discussed. The expressions for power responses and the dynamic frequency shifts of the laser are prented.

    本文讨论了注入锁定半导体激光器调制特性,给出功罕响应动态频率飘移的表达式

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  • The modulation properties of an injection-locked semiconductor laser are discussed. The expressions for power responses and the dynamic frequency shifts of the laser are prented.

    本文讨论了注入锁定半导体激光器调制特性,给出功罕响应动态频率飘移的表达式

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