对空心光纤的结构特点做了细致的分析，采用迅衰波场的概念来解释空心光纤纤芯与空心处的传光损耗。
The paper illustrates the characteristics of hollow optical fiber in detail and uses the concept of evanescent wave to explain the beam transmission in interface of hollow and core.
粉煤灰釉质波瓦是以粉煤灰(或炉渣)为基料，加入功能性材料与胶结剂，采用多层复合央芯结构制成。
The fly ash glaze corrugated tile is made of fly ash (or slag) as basic material, functional material and adhesive with multilayer compound sandwich structure.
加大堆芯出口水力提升段的质量惯性能有效地抑制可压缩性密度波振荡，提高系统的稳定性。
By increasing the inertia of riser in the core outlet, the compressible density wave oscillation can be suppressed effectively and the system stability can be enhanced.
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