请告诉我怎样堆装选港货好吗？
从应用效果看，桥面采用钢纤堆混凝土铺装层具有较好的社会效益和经济效益。
Its application to the deck pavement construction will meet its social and economic benefits.
同时指出了松装密度对临界堆料高度的影响。
The effect of apparent density on the critical feed height is given as well.
同时指出了松装密度对临界堆料高度的影响。
The effect of apparent density on the critical feed height is given as well.
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