Site investigation drill and placer exploration drill have much in common.
工程勘察钻机和砂矿钻机之间具有许多共同之处。
It is crucial to identify a fire site or a fire point in fire investigation.
准确认定起火部位、起火点在火灾事故调查中极其重要。
Epidemiological investigation was made on site; the data was collected and analyzed.
方法采用现场流行病学调查分析，并对收集的数据进行常规统计学处理。
Epidemiological investigation was made on site; the data was collected and analyzed.
方法采用现场流行病学调查分析，并对收集的数据进行常规统计学处理。
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