Standard error map shows that the model predicted water table space high precision irrigation groundwater monitoring Wells within the distribution is more uniform and rational.
地下水位的标准误差预测图表明模型进行地下水位空间预测精度较高，灌区内地下水观测井的分布较为均匀、合理。
This may be due to one more volatile substance as internal standard resulting in the rapid uniform distribution of samples partial pressure in the injection chamber.
这可能是由于双内标可使样品分压在进样室快速均匀分布所致。
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