Squaredouble cladding structure has higher efficiency than circle double cladding structure.
正方形包层结构同圆形结构相比有更高的泵浦光吸收效率。
The advent of double cladding fiber technology has made high power fiber lasers and amplifiers possible.
双包层掺镱光纤技术使高功率光纤激光器和放大器成为可能。
Double cladding fiber laser is the one that outputs maximum power currently, whose output power can approach to hundreds watt.
双包层光纤激光器是目前研制出的功率最大的光纤激光器，它的激光输出功率可达几百瓦。
In order to raise the couple efficiency of pumping double cladding fiber laser, the beam is reshaped with rectangular prisms, spatial filtered and focused with aspheric lens.
为了提高双包层光纤激光器泵浦光的耦合效率，对泵浦光采用直角棱镜组进行了光束整形、空间滤波、非球面镜聚焦。
The utility model relates to a double cladding layer and double envelope layer spherical fertilizer, which relates to a novel slow release fertilizer and belongs to the technical field of fertilizers.
双包裹层、双包膜层球形肥料涉及一种新型缓效肥料，属于肥料技术领域。
A novel double - cladding erbium - ytterbium co - doped fiber amplifier (EYCDFA) based on phosphate glass fiber is proposed.
提出了一种新的基于磷酸盐的铒镱共掺双包层掺铒光纤放大器。
A simplified theoretical model of double-cladding fiber laser is presented.
提出了双包层光纤激光器简化的理论模型。
Meanwhile the absorption and fluorescence spectrums and gain characteristic of the double-cladding plastic optical fiber amplifier (DC POFA) that we had made were tested.
实验测试了所制作出的双包层塑料光纤放大器(DCPOFA)的吸收谱、荧光谱和增益特性。
The design, fabrication and properties of the ytterbium-erbium co-doped double-cladding fiber are reported, which is made by method of a combination of the MCVD and solution doping technique.
文中主要介绍了用MCVD工艺结合溶液掺杂技术制备铒镱共掺双包层光纤的设计、制作及性能。
By surface physical modification of polymer cladding, the oxidation resistance of WC can be increased by double.
WC表面聚合物包覆的物理改性，其抗氧化能力提高了一倍。
The side-coupling technology of micro-prism and double-cladding fiber was studied.
对微棱镜与双包层光纤侧面耦合技术进行了研究。
Thermal effects of high power double-cladding fiber laser severely limit the output power and beam quality.
高功率双包层光纤激光器的热效应严重制约光纤激光器的输出功率和光束质量。
This method can be applied in the side-pumping of double-cladding fiber.
该方法可用于双包层光纤的侧面抽运。
The side-coupling technology for double-clad fiber can transfer pumping light into inner cladding through the side of the fiber.
双包层光纤侧面耦合技术将泵浦光从光纤侧面耦合进入内包层，与端面耦合技术相比，更有利于高功率光纤激光器的实现。
High order guided mode in double metal-cladding waveguide is more sensitive to the refractive index variation of the polymer guiding layer by comparing with low order guided mode.
双面金属包覆波导高阶导模对聚合物薄波导层的折射率变化比低阶导模更敏感。
The cladding is stepped in places to allow visitors to climb up to a rooftop lookout point, which will double as a viewing platform for watersports events in the future.
有几处的覆盖层是阶梯式的，可以让游客攀爬到屋顶的瞭望点上，在未来的水上项目中，它将扩大一倍并作为观景台。
Using the side-pumped coupler made from fused tapered fiber, the Yb-doped double-cladding fiber (YDCF) master oscillation power amplification (MOPA) with all-fiber structure is experimentally studied.
结合双包层掺镱光纤(YDCF)和主振荡功率放大(MOPA)技术，利用熔融拉锥的光纤侧面耦合器，设计和实验研究了全光纤结构的脉冲光纤放大器。
Light source with high horse power can be coupled into the double-cladding optical fibers.
能将更高功率光源耦合到双包层光纤中。
Results shows that all these three methods can be used to measure the shear strength of explosion cladding interface, and the most practical one is the double-notch method using symmetry specimen.
最后分别对3种方法进行了测试试验。结果表明，3种试验方法均能有效测试爆炸复合接头的剪切强度，其中对称试件双切口拉伸法最适合实际应用。
Results shows that all these three methods can be used to measure the shear strength of explosion cladding interface, and the most practical one is the double-notch method using symmetry specimen.
最后分别对3种方法进行了测试试验。结果表明，3种试验方法均能有效测试爆炸复合接头的剪切强度，其中对称试件双切口拉伸法最适合实际应用。
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