您应该基于从您的总体战略远景和当前soa成熟度级别得出的要求来选择该入口点。
You should choose that entry point based on the requirements derived from your overall strategic vision and current level of SOA maturity.
因为在此级别，并不是最令人讨厌的家伙才能继续存在，而是从战略、策略和过程的角度考虑问题的人将成为赢家。
Because at this level, it isn't the geekiest who survives; it's the person who thinks in terms of strategy, policy, and procedures.
企业级别的SOA设计通常要求SOA成为企业体系结构的战略、规划和执行层的主要支持框架。
SOA design at an enterprise level typically requires that SOA becomes a key enabling framework for the strategy, planning, and execution layers of enterprise architecture.
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