The paper discusses the principles, contents and measures of the implementation by stages and puts forward the time implementation of high grade road's crossing, park …
通过对交通工程设施分期实施的原则、内容及措施的论述，提出了高等级公路交叉道口，停车与服务区、通讯环保分期实施意见。
A: Over 140 countries had adopted them [by early March 2011] and are at different stages of their implementation.
答：[截至2011年3月初]140多个国家已采纳了此生长标准并处于不同的执行阶段。
By contrast to existing workflow engine, we adopt the implementation plan of JBPM-based workflow engine, and extend and increase processing stages and mounting process based on JBPM.
通过对现有工作流引擎的对比，采用基于JBPM实现工作流引擎的方案，并在JBPM基础上进行了扩展，增加了阶段和挂载流程的处理。
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