The paper introduced the functional block schematic of realizing the whole ONT in APON based on the network model of B-ISDN and bring forward path layer system design according to the protocol.
文中在讨论宽带综合业务数据网（B-ISDN）网络分层模型的基础上，介绍了实现APON系统中ONT的总体方案功能模块图，并根据协议和ONT技术要求提出了通道层硬件电路设计。
This paper analyzes the service contents, service model and particularities of ASP model, bring forward the functional module of CRM system and three-layer-based system architecture.
本文对ASP模式的服务内容、服务模式及其特点进行了分析，提出了CRM系统的功能模块和基于三层架构的系统体系结构。
Simulation results may bring forward reasonable Suggestions for the design of protective layer mining and relief-pressure gas drainage.
模拟结果可为保护层开采及被保护层卸压瓦斯抽采设计提供合理建议。
Simulation results may bring forward reasonable Suggestions for the design of protective layer mining and relief-pressure gas drainage.
模拟结果可为保护层开采及被保护层卸压瓦斯抽采设计提供合理建议。
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