短語詞組短語settling g velocity 沉降速度settling -velocity formula 沉速公式standard settling velocity 標(biāo)準(zhǔn)降落速度equal settling velocity 等沉降速度equal jigging settling velocity 等沉速度ultimate settling velocity 沉降速度criticalnon -settling velocity 臨界淤積流速hydrostatic settling velocity 靜水沉降速度critical settling velocity 臨界沉速 返回 settling velocity