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New high precision 40 m aluminum alloy cross line infrared distance measuring ruler portable laser range finder

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Electromagnetic radiation detector magnetic field radiation protection test instrument detector portable radiation measuring instrument

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Metal detector with LCD monitor treasure hunt detector

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HW-200 digital display level meter angle ruler multi-parameter digital display angle ruler electronic slope meter

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HW-300S coating thickness gauge anti-skid paint film gauge high precision paint powder layer thickness gauge dry film thickness gauge

Three-phase AC phase meter phase sequence meter VC850A phase sequence tester phase meter detector

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