Belt coveyer and distributing material spiral mac hi nes and implements were discussed and ap-plied to concrete plate casting of ro ck-fill dam.
研制了皮带机和螺旋布料机具并应用于鱼跳面板堆石坝混凝土面板浇筑中。
Belt coveyer and distributing material spiral mac hi nes and implements were discussed and ap-plied to concrete plate casting of ro ck-fill dam.
研制了皮带机和螺旋布料机具并应用于鱼跳面板堆石坝混凝土面板浇筑中。
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