exposure rate造句

Calibration for radiation protection instruments X and γ exposure rate meters

Measurements of time spectrum of γ ray exposure rate by pinhole technique

This paper expatriates evaluating methods of sports sponsorship that include evaluation of exposure rate, number of the audience, recollection, image and sales.

Therefore, while most enterprises have an immature understanding of pr, they tend to take price as the standard to select pr firms or regard pr as a tool of increasing their exposure rate.

geiger muller counter tube exposure ratemeter