According to Terzaghi consolidation theory, the partial differential equation and filtration formula of the change diameter screw compression were induced.
根据太沙基固结理论推导出了变径螺旋压榨压方程，得出了压榨速率的表达式。
2
Because planet differential gearing has some weakness someone suggests we can use hydraulic transmission to drive the horizontal screw decanter.
采用行星传动差速器的卧螺离心机存在很多不足，提出了用液压方式驱动卧螺离心机的方法。
3
A screw gear type differential mechanism includes a differential carrier, an operculum, a main reducing gear driven gear, left and right half axis gears, etc.