表1土壤因子梯度等级划分。相邻等级中相同的值划入低等级。

Table 1 Resource gradients division of soil factors. The same values in adjacent grades are assigned to the lower grade.

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此外，由于源可能处在接近0 K的温度之下，而电压表则处在300k的温度之下，这就出现了很大的温度梯度。

In addition, since the source may be near zero Kelvin while the meter is at 300k, there is a very large temperature gradient.

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表1土壤因子梯度等级划分。

Table 1 Resource gradients division of soil factors.

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