Voyage Data Recorder is an equipment which can record ship navigation status and manipulation information and take an important role on navigation safety at sea and accident analysis.

船载航行数据记录仪是一种记录船舶航行状态及操作信息的装置，对加强船舶的海上航行安全以及事故分析起到了极为重要的作用。

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Take the analysis of accident reasons as the point of departure, that how do you manage the safety at the building enterprise of small towns is expounded.

从分析事故原因入手，阐述对乡镇建筑企业的安全应如何进行管理。

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Voyage Data Recorder (VDR) is an equipment which can record ship navigation status and manipulation information and take an important role on navigation safety at sea and accident analysis.

船载航行数据记录仪vdr是一种记录船舶航行状态及操作信息的装置，对加强船舶的海上航行安全以及事故分析起到了极为重要的作用。

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This is less comforting than it sounds, because the usual method for doing a safety analysis is to include all the deaths that occurred in patients who were assigned to take a drug, not just those that are clearly linked to a treatment, in order to avoid missing anything.

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