The water flows at about 1.5 metres per second.
水的流速约为每秒1.5米。
Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.
有规律的重复活动如声波、光波、无线电波都有一个特定的频率，或者说是每秒的波动次数。
We can invent computers capable of processing ten million calculations per second.
我们可以发明每秒能处理一千万次计算的计算机。
Correct decisions came when the referees were moving at a speed of about 2 meters per second.
当裁判以每秒两米的速度移动时，裁判做出了正确的判罚。
This spinning motion, at speeds of hundreds of kilometers per second, may cause matter in the disk to take on a spiral shape.
这种以每秒数百公里的速度旋转的运动，可能会使圆盘上的物质呈现出螺旋形状。
Eleven point two kilometers per second, at which satellites can be freed from the gravitation of the earth, is called "escape speed".
卫星以11.2千米每秒的速度前进可以脱离地球引力，这被称为“逃逸速度”。
The resulting limit, given in units of bits per second, is the absolute maximum rate of error-free communication given signal strength and noise level.
在给定信号强度和噪声水平的情况下，以比特每秒为单位给出的最终限制是无差错通信的最大绝对速率。
This control system samples the speed of each wheel on a vehicle and controls each brake's pressure (to stop it from locking up) at up to 20 times per second.
该控制系统对车辆上每个轮子的速度进行采样，并以每秒20次的速度控制每个刹车的压力（防止它锁死）。
These pauses typically occur at about three per second, and the eyes then jump to another spot, until several important points in the image are registered like a series of snapshots.
这些停顿通常以每秒3次的速度发生，然后目光会跳到另一个点，直到图像中的几个重要点被记录下来，就像一系列快照一样。
Throughput: 21 pages per second.
吞吐量：每秒21个页面。
摩尔每升每秒。
360弧度每秒。
It did a million operations per second.
它能每秒运算1百万次。
And that is about 133 meters per second.
大概是133米每秒。
That's 80 trillion operations per second.
也就是说每秒运算80万亿次。
And this velocity is in meters per second.
这里速度是米每秒。
Acceptable requests per second throughput.
可接受的每秒请求的吞吐量。
The peak is about 8,600 disk reads per second.
峰值约为每秒 8,600 次磁盘读取。
Acceptable backend requests per second throughput.
可接受的每秒后端请求的吞吐量。
Ten Hertz means to go ten times around per second.
十赫兹就是，每秒转十次。
Sound travels at 340 metres per second in air.
声音在空气中以每秒340米的速度传播。
Their MySQL server handles 2,400 requests per second!
他们的MySQL服务器每秒钟要处理2400个请求！
At standard rate, seventeen trillion units per second.
标准量级，每秒十七兆单位。
Calculating the peak number of transactions per second.
计算每秒钟的峰值事务数。
Refresh rates are measured in Hz, or cycles per second.
刷新率的单位是Hz或周每秒。
Consider a site that averages 25 page requests per second.
可以考虑这种情况，一个站点平均每秒处理25个页面请求。
Once per second, each node attempts to gather its inputs.
每隔1 秒，每个节点将尝试收集其输入。
The average number of disk reads per second is about 1,800.
磁盘每秒的平均读取数目约为1,800。
And so the units would be kilograms times meters per second.
它的单位是，千克乘以米每秒。
A ladybug in flight beats its wings up to 85 times per second.
瓢虫飞行时每秒钟扇动翅膀85次。
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