In standard configuration: soil moisture probe, a soil moisture readings collected form, charger.
标准配置：土壤水分探头，手持土壤水分采集读数表，充电器。
The existence of the seasonal frozen soil layer provides a favorable environment for the formation of the artificially frozen wall; also it changes the wall's configuration.
季节冻土层中的地温呈非线性分布，改变了冻土墙形成时的初始温度条件以及形成后的结构形式。
The main purpose of this document is to search for a method to use our investigation result of soil fertility in plantation resource reasonable configuration.
主要探索了利用耕地地力调查成果进行耕地资源合理配置的方法。
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