drum concrete mixer

基本解释

The paper has made an analysis to the asphalt loss and its evaluation principle in drum asphalt concrete mixer, and given out the checking criteria.
本文对滚筒式沥青混凝土搅拌设备沥青损失及评价机理进行了分析，并给出检测条件。
Making use of the points measured on the drum helical curve of concrete-mixer truck, the helical angle formula of the helical curve is obtained by means of least square method.
利用测得的混凝土搅拌车拌桶螺旋线上的一组离散点，通过最小二乘法拟合出了求解拌桶螺旋线螺旋角的公式。
This article mainly introduces a program of calculating the spiral vanes in the drum of concrete mixer truck, and gives a detail explanation about the program's input, output and functions.
介绍混凝土搅拌输送车搅拌筒内螺旋叶片的设计计算程序，并对程序的输入、输出及功能做了详细的说明。