The heart ratemeter design is completed via software and hardware debugging.
通过系统软硬件联机调试，完成了心率测量仪的设计。
2
A portable corrosion ratemeter was used to comparatively measure the annual corrosion rates of 20 steel tube and its integral hot-dip aluminizing coating in acidic and alkali corrosive mediums.
In places, the water table is declining at a rate of a meter a year, necessitating the periodic deepening of wells and the use of ever-more-powerful pumps.