GB/T 34030-2017船舶和海上技术船用热固树脂玻璃纤维管及附件技术要求国家标准
英文:Ships and marine technology—Standard specification for thermosetting resin fiberglass pipe and fittings to be used fo...
英文:Ships and marine technology—Standard specification for thermosetting resin fiberglass pipe and fittings to be used fo...