用于可燃气体的单点气体探测器NV... 日本工具株式会社

p1Src=//y3.yzimgs.com/uploads/344485/202283-11100946.jpg?watermark/2/text/5pel5pys5bel5YW35qCq5byP5Lya56S-/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"

aa