但是，可以采取抽样准备一天以上，且设备这样做的费用几乎一样序列本身一样重。
But preparing the sample can take more than a day, and the equipment to do that costs almost as much as the sequencer itself.
由《福布斯杂志》进行的分析发现，阿特金斯饮食法抽样菜单是《福布斯杂志》分析的十个饮食计划费用最高的前五名之一。
An analysis conducted by Forbes magazine found that the sample menu from the Atkins Nutritional Approach is one of the top five in the expense category of ten plans Forbesanalyzed.
本文采用系统抽样的方法，调查了某医院门诊病人费用情况及有关因素。
The outpatients expenses in a teaching hospital in Shiyan were investigated by means of systematic sampling.
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