in the loess plateau, the loess plate, and combined with the application. the yellow soil in the loess plateau, including the prescribed width, length and thickness in the structure. combined with the material of the prescribed width, length and thickness of the adhesive, the above is my in between... and loess plate combination, and the adhesive agent, and the combination in between... and. the combination of the first side and the second side is equipped with a first depression part, and the second side and the third side of the life, the fourth side, the first side and the second side in response to the depression, and is equipped with a projection.
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