查询词典 precision clock

For eliminating clock synchronization error in orthogonal frequency division multiplexing systems, a clock synchronization method worked over multipath fading channels was proposed.

为消除时钟同步误差对正交频分复用系统的影响。提出了一种可工作在多径衰落信道下的时钟同步方法。

The precise satellites clock error estimation algorithm of navigation satellites is studied in this paper. The computation of precise satellites clock error based on the non-difference phase is realized and the results are compared with the products provided by IGS analysis centers.

研究了导航卫星精密钟差的估计算法，编程实现了基于非差载波相位的精密卫星钟差的解算，并同IGS若干分析中心提供的精密钟差产品进行了比较。

The accuracy of receiver clock parameter got from point positioning is not high enough to be introduced into the double difference equation. In order to get the accurate receiver clock error, high quality cymometer will be needed, while this is not applicable for the real work.

由于用伪距求得的接收机钟差不能满足精度要求，要想精确求得接收机钟差，需要高精度的频率计，这在实际应用中难以做到，而求解参考卫星站间单差模糊度的方法则是可行的。

The concentration of PM10 was measured by the monitoring and meteorological experiments from February 2006 to December 2006, and the change law of PM10 concentration on daytime and every year have been got: PM10 concentration in the daytime in Nanjing reaches the supreme value in one day at 11 o'clock in the morning, but the low ebb of PM10 concentration from side to side at 16 o'clock in the afternoon; Spring and summer is to hit in one year the low-level period of PM10 concentration, but the festival PM10 concentration in autumn and winter presents higher level.

通过PM10浓度监测实验和气象监测实验，测定了2006年2月至2006年12月期间，南京城市PM10的背景浓度值，得到PM10日变化规律和年变化规律，南京白天PM10浓度在早上11时达到一天中最高值，而在下午16时左右为PM10浓度的低谷；春季和夏季是一年中PM10浓度低水平时段，而秋冬季节PM10浓度呈现较高的水平。

The basic un-weight technique is used for clearing small obstacles such as grids; rocks above the ground or in the ground, the idea is to have balanced body position your feet 3o'clock and 9o'clock and lightly spring up with your knees just enough to un-weigh your wheels off the ground.

使用基本的&腾空&技巧是为了跨越像方格、地面上或半埋的石块。

You can hear the clock when it is actually striking because microphones are connected to the clock tower.

你可以从英国广播公司的广播中听到，因为钟塔上接了麦克风。

You can hear the clock when it is actually striking because microphones are connected to the clock tower.

当大钟打点的时候，你可以从英国广播公司的广播中听到，因为钟塔上接了麦克风。

You can hear the clock when it is actually striking because microphones are connected to the clock tower.

因为麦克风是与钟塔相连接的。我看了一眼钟：凌晨2点。

You can hear the clock when it is actually striking because microphones are connected to the clock tower.

因为麦克风是与钟塔相连接的。

There are three buttons mounted on the casing, namely two big ones on each side of the clock and the clock winder itself.

有三个按钮安装在套管，即两个大的每一方的时钟和时钟发条本身。

Molecular Distillation is a kind of high vacuum distillation method, which is suitable for the separation of high boiling, heat sensitivity and viscidity products.

分子蒸馏技术是一种在高真空条件下进行的连续蒸馏过程，适合于分离高沸点、热敏性及具有生物活性的混合物。

They are to the Noughties what yuppies were to the Eighties .

那在六十年代是时髦的，但在八十年代肯定是过时了