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关注：1
2013-05-23 12:21
求翻译：Seventy-five groundwater samples were taken from wells for domestic and agricultural purposes ranging in depth from several meters to 100m. The samples from the wells were taken using pumps installed in these wells and the samples were taken after removing several well volumes prior to sampling. The temperature, pH, an是什么意思？ 待解决
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Seventy-five groundwater samples were taken from wells for domestic and agricultural purposes ranging in depth from several meters to 100m. The samples from the wells were taken using pumps installed in these wells and the samples were taken after removing several well volumes prior to sampling. The temperature, pH, an
问题补充： |
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2013-05-23 12:21:38
七十五岁的地下水样品取自井为国内和农业用途范围在深度从几米到100微米。
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2013-05-23 12:23:18
正在翻译，请等待...
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2013-05-23 12:24:58
七十五个地水样品从井被采取了为国内和农业目的范围详细从几米到100m。 样品从井使用在这些井安装的泵浦被采取了，并且样品在取消几好的容量以后被采取了在采样之前。 温度、酸碱度和具体导率被测量了在泉源。 这些水样被使用滴定法和分光谱测量的方法分析在地质和矿物资源西安学院实验室。
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2013-05-23 12:26:38
正在翻译，请等待...
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2013-05-23 12:28:18
75 毫米口径大炮地下水采样从对于国内和农业目的广泛搜索的井深入地被拿从几米到一亿。来自井的例子使用在这些井和例子安装的水泵被送在好地撤销一些之后被拿在采样之前成团升起。温度， ph 值，电导率在井源被测量。这些水例子被分析所作使用 titration 和在地质概况和矿物质资源的 Xi'an 学院的实验室的 spectrophotometric 方法。
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