PDF(3309 KB)
Soil-bin test device of vertical spiral opener
Zhang Quanquan, Li Pingping,, Zhu Changshun, Wang Jizhang, Liu Jizhan, Xu Yunfeng
Journal of Drainage and Irrigation Machinery Engineering ›› 2014, Vol. 32 ›› Issue (8) : 725-729.
PDF(3309 KB)
PDF(3309 KB)
Soil-bin test device of vertical spiral opener
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