求翻译：混凝土搅拌机的应用可以大大提高混凝土质量，节约原材料，提高劳动生产率，减轻劳动强度，改善劳动环境。它是把水泥、砂石和水混合并拌制成混凝土混合料的机械。是什么意思？

Concrete mixer applications can greatly improve the quality of concrete, saving raw materials, raise labor productivity, reduce labor intensity and improve the working environment. It is mixed with cement, sand and water mix and made of concrete mixes of machinery.

Concrete mixers can be greatly improved application of concrete quality, saving