短語(yǔ)詞組短語(yǔ)Fiber Length Diameter Ratio 纖維長(zhǎng)徑比fiber -diameter 絲徑fiber average diameter 羊絨平均直徑DETERMINING FIBER DIAMETER 確定纖維直徑Average fiber diameter 纖維平均直徑cashmere fiber diameter 絨纖維直徑Optical Fiber Diameter 光纖直徑muscle fiber diameter 肌纖維直徑 返回 fiber diameter