您要查找的是不是：
- For example, when the cursor is 30 pixels from the upper edge, the text scrolls down at one line per second. At 15 pixels, the text scrolls at two lines per second, and so on. 例如，当光标距离上边界有30个像素的距离时，滚屏速度为每秒一行；当距离为15个像素时，滚屏速度就变成了每秒两行，依此类推。
- It travels thousands of miles per second. 它一秒钟能走几千英里。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- The velocity of light is about 186,000 miles per second. 光速大约是每秒十八万六千英里。
- Middle C is equivalent to 256 vibrations per second. 中央C音相当於每秒钟振动256次。
- He told me that middle C is equivalent to 256 vibrations per second. 他告诉我说中央C音相当于每秒振动256次。
- Maximum continuous flow based on pipe line velocity of 20 ft. per second. 最大持续流量以管路流速每秒20英尺为计算基础。
- Every pump draws8 cubic metres of water per second. 每一台抽水机每秒钟可以抽8立方米的水。
- lines per second 每秒行
- This resolution by the number of lines per inch (LPI). 这栽分辨率通功每英寸的行数（LPI）来表示。
- Light travels about 300,000 kilometers per second. 光的速度大约每秒三十万公里。
- Bytes received from modem per second. 每秒从调制解调器接收的字节数。
- The water flows at about 1.5 metres per second. 水的流速约为每秒 1.;5 米。
- The number of bytes transmitted per second. 每秒传输的字节数。
- The number of disk file open operations per second. 每秒的磁盘文件打开操作数。
- The number of disk file sync operations per second. 每秒的磁盘文件同步操作数。
- The number of frames transmitted per second. 每秒传输的帧数。
- Tracking orders received per second on a site. 跟踪站点上每秒接收的订单。
- Sound travels at 1, 100 feet per second in air. 声音在空气中的传播速度为每秒钟1,100英尺。
- This is the number of pages per second. 每秒钟的页面数。
