查询词典 precision barometer

Aerostatic bearings have been widely applied in high-speed and high-precision systems, but the need of high precision machining and low loading capacity retard their development.

中文摘要气静压轴承被广泛应用於高速与高精度系统中，但是高精度加工之需求及低承载能力也阻碍了它的发展。

It shows by theory and simulation that the location precision of the improved and conventional Gauss-Newton algorithm is equivalent but the location precision of the rear two algorithms is baddish under the same condition, i.e., the same measurement error and the same base-stations for location.

理论分析与仿真结果表明，在相同的观测误差和定位基站情况下，改进的和常规的Gauss-Newton迭代算法的定位精度相当，而相交圆弦线方法和最小二乘估计方法定位精度较低。

In the passive positioning of three geostationary satellites plus barometrical altimeter,the barometrical altimeter s horizontal dilution of precision and the pseudo-range s position dilution of precision are both defined,the formulas and distribution figures of such HDOP and PDOP are also given.

在三颗地球同步卫星加气压高度表的无源定位中，定义了气压高度表水平几何误差因子和伪距位置几何误差因子，并给出了相应的数学表达式和分布图。

FEATURES: Hardened and precision-ground bedways, the spindle is supported with precision taper roller bearings, gears in the headstock are made of high-quality steel, hardened and ground, speed-changing levers driven by fan-shaped gears, operating easily, safe interlock and a overload safety devices in apron, electromagnetic braking, cooling and lighting devices are supplied.

特点：床身导轨表面经淬火和精密磨削，主轴支撑采用精密圆锥滚子轴承，主轴箱内齿轮采用优质钢并经表面淬火和磨削，变速机构采用扇型齿轮传动，操作灵活方便，溜板箱设有安全互锁装置和过载保险机构，配有电磁刹车、冷却及照明装置。

In order to improving system's precision, many techniques such as improving precision of calculagraph ,using various of filters, on-line temperature compensator, echo location criterion are needed and designed.

为了提高系统测量的准确性和精度，采用了提高计时器分辨率、多重滤波、声速校正以及波形分析算法等措施。

My company has more than sophisticated Centerless Grinder, straightening machine, precision polishing machine, precision lathes, milling machines drilling.

我公司拥有多台精密无心磨床，校直机，精抛光机，精密车床，钻铣床。

The results show that, all the three methods can effectively correct the frequency, the energy centrobaric correction has the lowest precision and the ratio correction is the fastest and its precision is almost not affected by the change of signal to noise ratio.

结果表明：3种算法都可以使信号的频率更接近于真实值，其中能量重心法校正精度相对较低，比值法和相位差法精度较高，尤其是比值校正算法处理速度更快，校正的精度基本不受信噪比的影响。

The results show that,all the three methods can effectively correct the frequency,the energy centrobaric correction has the lowest precision,and the ratio correction is the fastest and its precision is almost not affected by the change of signal-to-noise ratio.

标 签 信号处理激光多普勒测速仪离散频谱校正快速傅里叶变换 signal processing laser Doppler velocimeter discrete spectrum correction fast Fourier transform

In February 2004 are to set up a import and export trading company, main production of the Italian RC Group and the central air-conditioning, are the Group Products in China, importers and distributors, the company also imports Italian UN room precision Clima Italian air-conditioning and room precision air conditioning, heating equipment Toyotomi Japan, Australiaéseries of wine sales in China; and operates various types of luggage, bags of domestic and export business.

上海纪之烁国际贸易有限公司是2004年2月成立的一家进出口贸易公司，主营意大利RC集团产的和中央空调，是集团产品在中国的进口商和经销商，公司同时还进口意大利UN机房精密空调和意大利CLIMA机房精密空调、日本TOYOTOMI冷暖设备、澳大利亚伯南伍德系列红酒在中国地区销售；并经营各类箱包、袋的内销和出口业务。

The precision lathe with high coaxality based on a precision lathe , whose accuracy bas been improved, employs a hollow hydrostatic spindle to hold the workpiece and a contrate gear disc with dividing accuracy .

高同轴度精密车床是在精化过的精密车床的基础上，用空心液体静压主轴装夹零件，用分度精度。5的端齿盘实现工件的掉头加工。

Sodium citrate; calcium carbonate; calcium hydroxide; potassium bicorbonate; magnesium carbonate; ferrous sulphate; Zinc sulphate; copper sulphate; manganese sulphate; potassium iodide; sodium selenite.

柠檬酸钠；碳酸钙；氢氧化钙；碳酸氢钾；碳酸镁；硫酸亚铁；硫酸锌；硫酸铜；硫酸锰；碘化钾；亚硒酸钠。

All this to say that I'm glad filmmaking hasn't become completely ironic. I can enjoy an ironic film as much as the next person, but they usually involve a message of some sort. One that's delivered in a smirkingly clever way that requires little in the way of talent.

所有这些都是说，我很高兴电影制作没有变成完全讽刺艺术，我可以和下一个人一样享受讽刺电影的乐趣，虽然他们经常会被划归到一定级别，技术方面不需要很高的才能。