It has a certain effect to tend degeneration fermentation pit mud but it has certain difficulty to improve it completely.
采用己酸菌、液体窖泥混合培养液进行退化窖泥的养护具有一定的效果，但要彻底改善退化窖泥有一定的难度。
The tensiometer can measure the suction of soil reliably, and its structure is simple. But it has certain difficulty in monitoring the sectional suction of the soil.
张力计结构简单，能可靠地测量土壤吸力，但是监测土壤的剖面吸力有一定的困难。
The tensiometer can measure the suction of soil reliably, and its structure is simple. But it has certain difficulty in monitoring the sectional suction of the soil.
张力计结构简单，能可靠地测量土壤吸力，但是监测土壤的剖面吸力有一定的困难。
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