Based on the effect of optical fiber's end surface, the character of different kinds of fiber's end-end coupling is discussed. And several experiment results are given.
本文主要从光纤的各种端面效应出发，分析了不同形状端面光纤之间的耦合特性，并给出了相应的实验结果。
At the end of the paper the formation and development of the drafting system are described on the example of the assembly drawing of a brake coupling.
文章最后以制动轮联轴器装配图为例，对绘图系统的建立和二次开发进行了说明。
The intubation system also includes a positioning device having a first coupling member on the distal end and an intubation device having a second coupling member on the proximal end.
该插管系统还包括定位装置和插管装置，定位装置具有位于远端上的第一连接部件，插管装置具有位于近端上的第二连接部件。
The Extension consists of a length of steel tube with a coupling on one end to attach to the valve, and a coupling on the other end to attach to a handwheel or some other type of operating device.
阀杆加长件由带连接在阀门上的联轴节的钢管长度，连接在手轮上的联轴节，或其它类型的操作机构组成。
The Extension consists of a length of steel tube with a coupling on one end to attach to the valve, and a coupling on the other end to attach to a handwheel or some other type of operating device.
阀杆加长件由带连接在阀门上的联轴节的钢管长度，连接在手轮上的联轴节，或其它类型的操作机构组成。
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