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(接上期)喷涂软管除了对其内径和长度有要求外,对其材质是否有要求?答:喷涂软管除了对其内径和长度有要求外,对其结构和材质也有一定的要求。
(Continued) Spray hose in addition to its diameter and length requirements, the material requirements? A: Spray hose in addition to its diameter and length requirements, the structure and material also have certain requirements.