网络购彩
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PYROSPOT DSF 30NG / DSF 34NG玻璃行业用光纤红外测温仪1.数字式红外测温仪，温度范围 600°C~1800°C2.特别为玻璃行业设计3.高精度4.一体化特殊光纤探头空气吹扫器5.极其坚固耐ζ 用
