PA6673G45PA6673G45PA66FR50玻纤增强阻燃PA66FR15防火阻燃PA66FR10阻燃防火PA66ST801超韧耐寒PA66103HSL耐高温PA66103FSL耐高温PA66101L中粘度通用级PA66101F中粘度通用级PA66ST801杰出的耐冲击性PA66ST801A超韧级防紫外线PA66801813%玻纤超韧级)