常見例句雙語例句Wool Yarn Dyeing Machine;毛紗線染色機;The result showed the humic acid, which was environmental friendly dye, was suitable for the dyeing of wool yarn.實驗結果表明:腐植酸作為一種天然環(huán)保型染料可用于羊毛紗線(蛋白質纖維)的染色。Based on analysis of wools surface structure and characteristics, we studied the sizing mechanism and technology of the wool yarn .結合羊毛纖維表層結構及性能分析了毛紗上漿的工藝特點和難點;原聲例句Yarn can be made from natural materials such as cotton, linen,silk and wool.權威例句The men then construct the carpet loom - a horizontal frame placed on the ground - while the women convert the wool into yarn on spinning wheels.UNESCO: CultureColoured yarn is tied to the wool web to create the carpet.UNESCO: Culture 返回 wool yarn