Generally speaking , there are two GPS-based guidance system, one is ____________ system, another one is ____________ system

"be based on" = "be based upon".( )

15( )is a satellite-aided SAR system based on low-a3titude near-polar-orbiting satellites and designed to locate distress beacons transmitting on the frequencies 121.5 MHz and 406 MHz. A: GPS B: GLONASS~ C: Inmarsat system D: Cospas-Sarsat system

The two types of social e-commerce are , . A: based on social platforms such as forums and communities B: based on weak relationships C: based on WeChat and other self-media D: based on strong relationship

Who claimed responsibility for the kidnapping A: An armed group based in India. B: Islamic rebels based in Kashmir. C: An armed group based in Pakistan. D: Islamic rebels based in Banglades

Chinese Horoscopes are not based on solar year. Instead, they are based on _______ year.

Credit card payment methods can be divided into ________. A: Payment based on SSL protocol B: Payment based on WAP protocol C: Payment based on HTTP protocol D: Payment based on SET agreement

Where is Ibas’s services based It has its services based in ______.

The static budget is based on the ________ level of output and the flexible budget is based on the ________ level of output.

The services on the Internet are all based on one protocol, and the file transfer is based on the protocol of .