Polarization Stress Meter
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DRK506 Polarization Stress Meter
DRK506 polarized mita ahotea marama he pai mo kamupene ho'oraa, wheketere hua karaihe, taiwhanga me ētahi atu hinonga ki te ine i te uara ahotea o te karaihe whatu, hua karaihe me ētahi atu rauemi whatu.
