长周期

• Numerical analysis of coupling from core mode to radiation mode in long period fiber gratings
  长周期光纤光栅及其在通信传感领域的新应用
• These data mainly come from the digital broad - band records which are used by seismologists
  对观测数据着重考察了其长周期特性的可靠性。
• Method of generating long period pseudo - random numbers based on a special property of prime numbers
  超素数法长周期伪随机数发生器的应用算法
• Cladding mode ' s characteristic and its affects on transmission spectrum of long period fiber gratings
  长周期光纤光栅中纤芯导模与包层模耦合分析
• For the first condition , the damping effect is not clear as all
  本文建议，在可能产生长周期成分丰富地震场地上的工程中，应该慎用铅合金减震器。
• The study of the resonant wavelengths of long - period fiber grating with langmuir - blodgett thin - film overlay
  关于镀有lb膜长周期光纤光栅的谐振波长的研究
• Experimental research of fiber jacket on mechanically - induced long - period fiber grating spectrum
  光纤涂覆层对应力长周期光纤光栅传输谱特性影响的实验研究
• The paper presents its mode coupling mechanism , the fabrication methods as well as its applications
  介绍了长周期光纤光栅的耦合机理、制备方法以及应用。
• These phenomena could be caused by the effect of long - period wave generated from a large earthquake on far - field
  这些可能是大震的长周期波在远场的效应所致。
• A study on the relation between the spectral characteristics and the structural parameters for a long - period fiber grating
  长周期光纤光栅特性的理论及实验研究