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When the probe tip contact to the negative electrode
9 Sizes】 Note: Small parts
black SUGGESTIONS FOR OPERATION 1
Resinoid bonds specially formulated with multiple layers of stranded fiberglass and Aluminum Oxide grit for speed and durability
Hztyyier High Transparent Convex Concave Mirror Triple Prism with Stand Optical Experimental Tool for Teaching Light Spectrum Physics(Concave Mirror) Size:Concave Mirror more clearHztyyier High Transparent Convex Concave Mirror Triple Prism with Stand Optical Experimental Tool for Teaching Light Spectrum Physics(Concave Mirror) Specification: Style(Optional): Convex Mirror: Diameter with Holder: 100mm 3. 94in; Mirror Diameter: 10cm 3. 94in Concave Mirror: Diameter with Holder: 100mm 3. 94in; Mirror Diameter: 10cm 3. 94in Triple Prism: Edge Length: 80mm 3. 15in Component: Mirror Frame Pedestal Package List: 1Convex Mirror
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