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1·AXE10, introduced 20 years ago, has been continuously developed as a common platform for such applications as PSTN, ISDN, IN, PLMN, signalling networks and business communications.

有近20年历史的爱立信AXE10交换机在信息时代到来之际再放异彩。目前，它作为公共平台广泛应用于PSTN、ISDN、IN、PLMN、信令网和商务通信等。

2·Fig. 2 Anterior-posterior border deossification behind L5 of lumbar with PLMN, arcuated bone block was bilateral faulting and palinal, the right crypt and spinal canal were stenotic.

图2 L5后PLMN 椎体后下缘骨质缺损，其后有弧形骨块双侧断裂并后移，右侧隐窝狭窄、椎管狭窄（略）