WHAT DOES PG MEAN?

What Does PG Mean?

Submersible ROVs can be "free swimming" wherever they work neutrally buoyant on the tether within the launch ship or platform, or They could be "garaged" in which they function from the submersible "garage" or "tophat" with a tether connected on the heavy garage that is certainly decreased from the ship or platform.However, The everyday Mini underw

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