The worker object, a RequestContext, is defined in the base class and provides a final execute method that defines the flow for monitoring any request.
工人对象RequestContext是在基类中定义的，提供的final execute方法定义了对请求进行监视的流程。
Base on the main problem of vacuum ejector waste system, this paper set out overhaul flow chart and raise check and overhaul method.
根据污物收集系统的常见故障，列出了检修流程图，提出了检查方法和检修要点。
The text show the method to transact soft base under subgrade by mudjack, plane furnish, hole site, confirm pressure, deep of bore and technics flow of mudjack.
简要说明压浆法处治路基下软弱地基的方法，平面布置、孔径，确定压力、钻孔深度，以及压浆工艺流程。
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