1.
Cygnus x-3 is a binary X-ray source located at a distance of 10kpc.
天鹅座X-3是一个距离约10千秒差距的双重X射线源。
2.
His team-mate Chris Atkinson came next in the other works Subaru Impreza with a00'01"2 delay on Petter, but close to three seconds behind stage winner Hirvonen.
他的队友克里斯.阿特金森以1秒2的差距排在皮特后面，但是他跟希沃宁差距接近3秒。
3.
He beat the other runners by a margin of ten seconds/by a wide margin.
他以领先十秒[很大差距]战胜了其他赛跑者.
4.
a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years.
测量恒星距离的天文学长度单位；一秒差距等于三十万亿公里。
5.
One thousandth(10-3) of a second.
微秒千分之一（10－3）秒
6.
I.F. (intermediate frequency)
中频（千周30～3000/秒）
7.
One thousandth of a second.
千分之一(10??-3?)秒。
8.
meter-kilogram-second-ampere system
米－千克－秒－安制
9.
MKS System of electrical units
电学单位的米·千克·秒制
10.
There are 3,600 seconds in an hour.
一小时有三千六百秒。
11.
It travels thousands of miles per second.
它一秒钟能走几千英里。
12.
They consulted their stopwatches and paced off distances.
他们查看秒表，步测距离。
13.
Throughput varies from 160K bit/sec to 10M bit/sec.
吞吐量可在160千位/秒至10兆位/秒之间变化。
14.
"Now light travels at 186,000 miles per second. "
光速是每秒钟十八万六千英里。
15.
The photo electric reader is capable of scanning character at the rate of two thousand a second.
光电阅读器每秒钟能扫描两千字。
16.
Bandwidth allowed before policy server approval in kilobits per second:
在策略服务器批准之前的带宽(千位/秒):
17.
The velocity of light is about 186,000 mile per second.
光速大约是每秒十八万六千英里。
18.
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