If the fragile, mechanical intensity of the optic fibre quality is low, need better cut and connect technology, along separate routes, coupling is more troublesome.
如光纤质地脆、机械强度低、需要比较好的切割及连接技术，分路、耦合比较麻烦。
If the fragile, mechanical intensity of the optic fibre quality is low, need better cut and connect technology, along separate routes, coupling is more troublesome.
如光纤质地脆、机械强度低、需要比较好的切割及连接技术，分路、耦合比较麻烦。
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