电子表格还可用于简单变量的计算或对不同研究中不同格式的数据进行单位换算（如磅换算为千克）。
They also can be used to calculate simple variables or conversions (e. g. pounds to kilograms) for data that is presented in various formats in different studies.
电子表格还可用于简单变量的计算或对不同研究中不同格式的数据进行单位换算（如磅换算为千克）。
They also can be used to calculate simple variables or conversions (e. g. pounds to kilograms) for data that is presented in various formats in different studies.
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