PDF(530 KB)
一种新型灌水器渗灌管出水均匀度试验 ──毛细透排水带
王霞玲
PDF(530 KB)
一种新型灌水器渗灌管出水均匀度试验 ──毛细透排水带
Uniformity Experiment of Permeation Irrigation pipe with one kind new Douche
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