Let's say you count 15 beats in 10 seconds. Multiply 15 by 6 for a total of 90 beats perminute.
例如你在10秒中测得15次跳动,15乘以6就是每分钟90次。
2
The 250-word count of an auctioneer is much faster than the 175 words perminute the typical book-on-tape actor manages.
拍卖商每分250词比录制有声书控制的175词速度要快得多。
3
If he switched from gold to let's say iron, he also tried platinum, a number of different foils, he found that they count rate it still was 20 alpha particles perminute.