Sentence examples for ri test from inspiring English sources

Refractive index (RI) test results show good linear response based on fringe contrast.

Perform a standard RI test.

The experimental results indicate that, in the range of 20nm 60 nm, the smaller is the gold film thickness, the larger is the RI testing range, and the lower is the testing sensitivity, and the deeper is the resonance dip.

Maskers covering the range of hearing loss in the audiogram produced the best results in RI tests.

Satellite photos taken just two days ago showed additional activity at North Korea's Punggye-ri test site that is "probably related to preparations for a detonation", the US-Korea Institute at Johns Hopkins University said.

North Koreans, at least in front of the cameras, appeared jubilant.It will take a while to know what exactly went on at the Punggye-ri test site.

Satellite photos taken recently showed additional activity at North Korea's Punggye-ri test site that the US-Korea InSAISute at SAin in Washington said was probably related to preparations for a detonation.

South Korea's military said it had recently detected "a lot of activity" at the North's Punggye-ri test site.

Satellite imagery appears to show the blast caused numerous landslides at North Korea's Punggye-ri test site, according to 38 North, a Washington-based North Korean monitoring project.

Kim said there were two additional, larger tunnels that remain "alive and well" at the Punggye-ri test site beyond the existing one, which experts have said had collapsed after repeated explosions, rendering much of the site useless.

On Tuesday, high profile defector Thae Yong-ho, a former minister at the North Korean Embassy in London, said he thought plans were in place for a potentially devastating launch: "A nuclear test which the North is trying to conduct at the Punggye-ri test site will break the country into two pieces".