数位式噪音计声级计CENTER-320 上海临嘉科教仪器有限公司

p1Src=//y1shangxu.yzimgs.com/uploads//20240703-72131275.jpg&p2Src=//y1shangxu.yzimgs.com/uploads//20240703-90539519.jpg&p3Src=//y1shangxu.yzimgs.com/uploads//20240703-32179640.jpg