Beams with Finite Length
Ratio of flow length to thickness
Low Lift and Large Flow Rate
Annular Flow
环形空间流动
环空流动
环状流
环状流动
环空液流
环形流
环流
环管流动
间隙环流
gas-solid annular flow mixing
twin-tangential annular flow gas distributor
finite element finite compressible stratums model
finite element finite layer method
Three Dimentional Finite Deformation Elastoplasticity Finite Element
anchorage length and lap length
ratio of pulse length to the total cycle length
span length of length bar
large inclination angle and large mining height
coupling of channel flow with seepage flow
flow shear force and physicochemistry of flow