论文部分内容阅读
在混凝土集中搅拌站,筒仓内水泥存量往往采取用铁锤敲击筒体的方法,测量员依据筒体所发出的声音判断水泥的存储量。此法存在误差较大、劳动
In the concrete mixing station, the stock of cement in the silo is often taken as a method of striking the cylinder with a hammer. The surveyor judges the storage amount of the cement according to the sound emitted by the cylinder. This method has a large error and labor