“geometric progression”造句，怎麼用geometric progression造句

The E optotype on the chart had 3 limbs of equal length. A regular geometric progression of optotype sizes and distribution was employed to arrange 14 lines with 4 optotypes on each line.

With the rapid development of China's socio-economic, economic statistical data and statistical information grow by geometric progression.

It initia1ly probes whether any natural number N can be used as a mumerical value of even order multiplier magic square to construct a multiplier magic square of non-geometric progression.