秒英尺

Lee's striking speed from three feet with his hands down by his side reached five hundredths of a second.

李小龙从出手到击中3英尺外目标的攻击速度达到了1/20秒。

The kinematic viscosity is to a certain extent dependent on the density of the air, but for our aircraft flying below 12,000 ft., it can be assumed constant (equivalent to 15 x 10 6 sec/m 2 in metric).

运动粘度是在一定程度上依赖于密度的空气，但我们的飞机飞行一点二零零万英尺下面，我们可以假设常数（相当于15 10 6秒/米2 ，在公制）。

The trap-jaw ant, which lives in Central and South America, moves its mandibles at 115 to 207 feet (35 to 63 meters) per second.

陷阱颚蚁是一种生活在美洲中南部的的蚂蚁，它们活动下颚的速度在每秒115到207英尺

Designed by Fiat Powertrain Technologies, the compact engine outputs 180hp (134kW) and 199lb-ft (270Nm) of torque and should see the Mito Veloce sprint from 0-62mph (100km/h) in about 7.5 seconds and reach a top speed in excess of 133mph (215km/h).

设计的菲亚特动力传动技术，小型发动机的输出功率180hp （ 134kW ）和一九九磅英尺（ 270Nm ）的扭矩，并应看到美图Veloce短跑从0 - 62英里每小时的约7.5秒，达到顶端速度超过133英里每小时。

Less than a second later, the motor thrusted with a loud sound, and appeared to be functioning well, with a very large and well-shaped smoke plume, which topped at an estimated height of 75 feet 20 m.

少于1秒后，电机thrusted与响亮的声音，似乎要运作良好，具有非常大，以及形烟柱，其中最多的一个，估计身高75英尺（ 20米）。

Sound travels at 1,100 feet per second.

声音以每秒1，100英尺的速度传播。

Sound travels at 1,100 feet per second in air.

声波在空气中以每秒1，100英尺的速度传播。

He and his children have left New York on a 99-foot ultra- modern racing yacht. He hopes to be in southwest England within six days, 17 hours, 52 minutes and 39 seconds.

他和他的孩子们已经乘坐99英尺的超现代赛艇离开纽约，他希望能在6天17小时52分39秒之内到达英国西南部。

With the inlet diameter selected, the shaft speed is selected to limit the inducer tip speed to approximately 550 ft/sec.

与进气道直径选定，轴的速度是选定的限制诱导提示的速度大约550英尺/秒。

Shows a blade with a tip speed of 1278ft/S damaged by erosion of the hardened shield fitted at the inlet edge.

8出示了一个叶片，叶尖速度为1278英尺/秒，其进汽边的坚固防护层受到水蚀破坏。

Life. But the intrinsic way of the Internet by wire confines accessing and using of the network information.

然而，Internet固有的有线连接方式大大限制了人们对网络信息的访问和使用。

I have a strong persuasion that this is true .

我坚信这是正确的。