在美国国防部虹系列(Rainbow Series)尺度中有具体的描述。该尺度将以上4个方面分为7个安然级别,从低到高顺次为D、C1、C2、B1、B2、B3和***。
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目前主要产品有纺丝类：“虹”牌系列各种规格的丙(涤)纶化纤长丝、FDY细旦大有光、仿毛、仿真丝等差别化纤维、BCF膨体丝。
Here are its main products: in spinning, "Rainbow" series of polypropylene (polyester) chemical filament fiber, FDY fine denier yarn with luster, wool-like, silk-like, BCF bulk chemical fiber.
虹光电子有限公司是一家专业生产LED系列应用产品的厂家。
Avision Electronics Co. , Ltd. is a professional production of LED series products manufacturers.
目前主要产品有纺丝类：“虹”牌系列各种规格的丙(涤)纶化纤长丝、FDY细旦大有光、仿毛、仿真丝等别化纤维、BCF膨体丝。
Here are its main products: in spinning, "Rainbow" series of polypropylene (polyester) chemical filament fiber, FDY fine denier yarn with luster, wool like, silk-like, BCF bulk chemical fiber.
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