基本解释密度梯度琯英汉例句雙語例句The article discusses a new method for measuring the blending rabbit hair-wool blended yarn which has two or three components the method of density-gradient tube.本文研究探討了一種新的測試二比例、三比例兔毛、羊毛混紡紗的纖維含量測試方法——即密度梯度琯法。density gradient tube更多例句