粗骨料混凝土,主要指的是不使用细骨料,只使用河砾石、碎石、高炉水淬矿渣、轻骨料等粗骨料制造的混凝土。粗骨料混凝土,十九世纪中期产生于英国及欧洲的某些地区,一九二三年由荷兰再 The coarse-grained concrete refers mainly to the use of concrete made from coarse aggregates such as river gravel, gravel, blast furnace water quenched slag, and lightweight aggregate without the use of fine aggregate. Coarse-grained concrete, produced in the mid-nineteenth century in parts of the United Kingdom and Europe, was reopened in the Netherlands in 1923.