What is a Pulsar by Cihan News Agency (CNA). An international team of astronomers has used X-ray telescopes in space and ground-based telescopes, including two of CSIRO's, to identify a. that switches between emitting X-rays and emitting radio waves.
The Panasonic Toughbook CF-53 is a beefy laptop with a rugged design that goes from the street to the office and out to the field without breaking a sweat.
Basic difference is built & quality. ( Panasonic Toughbook - The best sturdy & reliable laptops used by military. you can literally throw it & it will not break.). As seen above, most of the laptop brands have 2 lines of products. One for normal use & other for somewhat hard environment & usage.