average rate of penetration

constant rate of penetration test， CRP-test

initial rate of penetration

normalized rate of penetration

penetration rate of TBM

rate of penetration recorder

rate of penetration ROP

ROP rate of penetration

the rate of penetration ROP

constant rate of penetration test

(99m)Tc uptake rate

Abscission rate

abrupt growth rate

abrasion rate K_M

ABR Available bit rate

above thresholdautomatic bit rate

Abortus rate

Abortive grain rate

abortion rate