An interface formed by joining the ends of two optical fibers in a coaxial (in-line) butt joint for direct fiber-to-fiber transmission.

为使光纤对光纤直接传输，将两根光纤的端面以同轴对接方式进行连接所形成的一种界面。

youdao

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.

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。

youdao

Sensing of disengaging at interface of steel tube-confined concrete, which now can be realized by distributed optical fiber sensing, is important for structure safety.

通过分布式光纤传感技术可以实现对钢管混凝土界面脱空的检测，这对于这种组合结构的安全检测来说具有重要意义。

youdao