The unique multi - surfactant compound could deeply emulsify and decompose in the clothes fiber 独特的多元表面活性剂复配，能深入衣物纤维乳化分解污渍。
These results are very important when optimizing the structure of a double - clad fiber laser . 3 这些理论分析为双包层光纤激光器的实验研究具有很大的指导意义。
We analysis the characters of double - clad fiber laser with mode selected based on fiber bragg grating in double - clad fiber 对光纤bragg光栅选频双包层光纤激光器的特性进行了分析。
Using double - clad fibers , an efficient coupling of a high - power pump source into a single - mode fiber core can be achieved 尤其是包层泵浦技术的应用,使高功率输出的光纤激光器实现成为可能。
3 . we study how to improve the pump efficiency in a double clad fiber laser . several traditional pumping methods are considered and the light propagation 其中双包层光纤的结构、内包层的形状、泵浦光入纤方式等是这项技术的关键所在。
The double - clad fiber laser has the advantages of simple structure and high reliability , high output power , high conversion efficiency , high beam quality 它具有结构简单紧凑、输出功率高、稳定可靠、光电转换效率高、光束质量好等优点。
The double - clad fiber ( dcf ) with truncated inner cladding has much better absorption efficiency to optical waves than dcf with circular inner cladding 摘要缺陷型内包层双包层光纤由于其特殊的内包层横截面结构，对于光波的吸收效率要比理想圆型内包层双包层光纤提高许多。
Double cladding fiber characteristic parameters ( doped rare - earth concentration in core , confinement factor , absorption cross and emission cross ) are calculated theoretically 理论计算了双包层掺杂光纤特性参数(纤芯的稀土掺杂浓度、限制因子、吸收截面和发射截面) 。
